Physikalisch-Technische Bundesanstalt Braunschweig und Berlin Page 1/3 (1) EC Type Examination Certificate (2) Equipment and Protective Systems Intended for Use in Potentially Explosive Atmospheres - Directive 94/9/EC (3) EC-Type Examination Certificate Number PTB 00 ATEX 3116 (4) Component: Terminal Box, Type Series 8125/1...-... and 8125/2...-... (5) Manufacturer: R. Stahl Schaltgeräte GmbH (6) Address: Bergstraße 2, D-74653 Künzelsau (7) The construction of this component and any acceptable variation thereto is specified in the schedule to this type examination certificate. (8) The Physikalisch Technische Bundesanstalt, notified body No. 0102 in accordance with Article 9 of the Council Directive 94/9/EC of 23 March 1994, certifies that this component has been found to comply with the Essential Health and Safety Requirements relating to the design and construction of equipment and protective systems intended for use in potentially explosive atmospheres, given in Annex II to the Directive. The results of the test are recorded in the confidential report No. PTB Ex 00-30039. (9) The Essential Health and Safety Requirements are met by compliance with EN 50 014:1997 EN 50 018:1994 EN 50 019:1994 EN 50 020:1994 EN 50 028:1987 (10) If the sign “X“ is placed after the certificate number, it indicates special conditions for safe use of the equipment specified in the schedule to this certificate. (11) This EC Type Examination Certificate relates only to the design and construction of the specified component in accordance with Directive 94/9/EC. Further requirements of this directive apply to the manufacture and supply of this equipment. (12) The marking of the component shall include the following: II 2 G EEx edm [ia] IIC T4/5/6 or EEx ia/ib IIA/IIB/IIC T6 Zertifizierungsstelle Explosionsschutz Braunschweig, 19 May 2000 by order PTB (signature) Dr.-Ing. U. Engel Regierungsdirektor
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Physikalisch-Technische BundesanstaltBraunschweig und Berlin
Page 1/3
(1) EC Type Examination Certificate(2) Equipment and Protective Systems Intended for Use in Potentially Explosive Atmospheres - Directive 94/9/EC
(3) EC-Type Examination Certificate Number
PTB 00 ATEX 3116(4) Component: Terminal Box, Type Series 8125/1...-... and 8125/2...-...
(5) Manufacturer: R. Stahl Schaltgeräte GmbH
(6) Address: Bergstraße 2, D-74653 Künzelsau
(7) The construction of this component and any acceptable variation thereto is specified in theschedule to this type examination certificate.
(8) The Physikalisch Technische Bundesanstalt, notified body No. 0102 in accordance with Article 9of the Council Directive 94/9/EC of 23 March 1994, certifies that this component has been foundto comply with the Essential Health and Safety Requirements relating to the design andconstruction of equipment and protective systems intended for use in potentially explosiveatmospheres, given in Annex II to the Directive.
The results of the test are recorded in the confidential report No. PTB Ex 00-30039.
(9) The Essential Health and Safety Requirements are met by compliance with
EN 50 014:1997 EN 50 018:1994 EN 50 019:1994EN 50 020:1994 EN 50 028:1987
(10) If the sign “X“ is placed after the certificate number, it indicates special conditions for safe use ofthe equipment specified in the schedule to this certificate.
(11) This EC Type Examination Certificate relates only to the design and construction of the specifiedcomponent in accordance with Directive 94/9/EC. Further requirements of this directive apply tothe manufacture and supply of this equipment.
(12) The marking of the component shall include the following:
II 2 G EEx edm [ia] IIC T4/5/6 or EEx ia/ib IIA/IIB/IIC T6
Zertifizierungsstelle Explosionsschutz Braunschweig, 19 May 2000by orderPTB(signature)Dr.-Ing. U. EngelRegierungsdirektor
Uncertified Translation
Physikalisch-Technische BundesanstaltBraunschweig und Berlin
Terminal boxes, series 8125/1... and 8125/2..., made of sheet steel or stainless sheet steel, forfixed installation, with - separately certified - line-up terminals for non-intrinsically safe or -separately certified - intrinsically safe circuits. The empty enclosures used are tested ascomponents and specified in EC Type Examination Certificate PTB 00 ATEX 3111 U Type8125/1... can additionally be equipped with - separately certified - isolating terminals and/orfuses.
The marking with the identification symbol of the types of explosion protection is to be adapted tothe components used. For intrinsically safe circuits, the box or area around the box is marked,e.g. with light blue colour.
Technical data
Rated voltage: max. 1100 V (depending on the operating voltage range of the terminals used)Ambient temperature range, max. for type 8125/1...: -50 °C ≤ Tamb ≤ +55 °C
Ambient temperature range, max. for type 8125/2...: -50 °C ≤ Tamb ≤ +75 °C
Contact, foreign particles and ingress of water protection: min. IP 54 to EN 60 529: 1991
Rated current, number of conductors and conductor cross section are stipulated in theascertained supplementary sheets.
Note
The terminal boxes are suitable for an ambient temperature range of -20 °C to +40 °C. Thesuitability for deviating ambient temperature ranges is visible by special marking. Only such -separately certified - gaskets and - separately certified - built-in and built-on parts, suitable forthese temperatures, are used. Additional instructions of the manufacturer have to be followed.
Terminal boxes containing fuses and/or, beside the usual non-intrinsically safe circuits,intrinsically safe circuits, are provided with an additional marking.
(16) Test report PTB Ex 00-30039
(17) Special conditions
not applicable
Uncertified Translation
Physikalisch-Technische BundesanstaltBraunschweig und Berlin
Page 3/3
Schedule to EC-Type Examination Certificate PTB 00 ATEX 3116
(18) Essential Health and Safety Requirements
The ingress protection - minimum IP 54 - is achieved only when using the tested gaskets, cableglands and stopping plugs properly.
Zertifizierungsstelle Explosionsschutz Braunschweig, 19 May 2000by order(signature)Dr.-Ing. U. EngelRegierungsdirektor
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1041
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 3 6
10 45
16 15 30 116 2) 20 6 17 33
25 8 19 36
35 5 14 35
50 2 11 29
63 4 13 48
80 5 15 4)
100 6
125 3)
45 45 30 19 11 9 7max. number of terminals depending on the above mentioned enclosure sizeand the cross section resp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1051
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 3 6
10 51
16 17 34 132 2) 20 7 19 38
25 9 21 41
35 6 16 40
50 2 13 33
63 4 15 55
80 6 17 4)
100 7
125 3)
75 75 50 19 18 15 12max. number of terminals depending on the above mentioned enclosure sizeand the cross section resp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1061
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 3 6
10 54
16 18 36 140 2) 20 7 21 40
25 10 23 44
35 6 17 43
50 2 14 35
63 4 16 58
80 6 18 65
100 7 17 4)
125 7
160 3)
105 105 75 38 26 21 17 10max. number of terminals depending on the above mentioned enclosure sizeand the cross section resp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1063
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 3 6
10 71
16 24 47 183 2) 20 10 27 53
25 13 30 58
35 8 22 56
50 3 18 46
63 6 21 76
80 8 24 86
100 10 22 4)
125 9
160 3)
105 105 75 38 26 21 17 10max. number of terminals depending on the above mentioned enclosure sizeand the cross section resp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1071
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 3 6
10 56
16 19 37 146 2) 20 8 22 42
25 10 24 46
35 7 18 45
50 2 14 37
63 5 17 61
80 6 19 68
100 8 18 4)
125 7
160 3)
175 175 112 57 41 33 27 10max. Klemmenanzahl in Abhängigkeit von oben genannter Gehäusegröße unddem Querschnitt bzw. dem max. zul. Leiterquerschnitt der eingebauten Klemmen
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1073
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 50 70 3 6
10 72
16 24 48 187 20 10 28 54
25 13 30 59 2)
35 9 23 57
50 3 18 47
63 6 22 78
80 8 24 88
100 10 23
125 9 23
160 8 20
200 7 4)225 2
250 3)
175 175 112 57 41 33 27 10 7 7max. number of terminals depending on the above mentioned enclosure size andthe cross section resp. max permissible conductor cross section of the built-interminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1075
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 50 70 3 6
10 83
16 28 55 215 20 11 32 62
25 15 35 68
35 10 26 66 2)
50 4 21 54
63 7 25 90
80 9 28 101
100 12 26
125 10 27
160 9 23
200 8 4)225 3
250 3)
175 175 112 57 41 33 27 10 7 7max. number of terminals depending on the above mentioned enclosure size andthe cross section resp. max permissible conductor cross section of the built-interminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1081 and Type 8125/1201
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 3 6
10 77
16 26 51 199 2) 20 11 30 58
25 14 32 63
35 9 24 61
50 3 20 50
63 6 23 83
80 9 26 93
100 11 24 4)
125 10
160 3)
392 392 224 126 82 66 54 22max. number of terminals depending on the above mentioned enclosure sizeand the cross section resp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1083 and Type 8125/1203
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 50 70 3 6
10 94
16 32 62 243 20 13 36 70
25 17 40 77 2)
35 11 30 74
50 4 24 62
63 8 28 102
80 11 32 114
100 13 30
125 12 30
160 10 27
200 9 4)225 3
250 3)
392 392 224 126 82 66 54 22 15 15max. number of terminals depending on the above mentioned enclosure size andthe cross section resp. max permissible conductor cross section of the built-interminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1085 and Type 8125/1205
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 50 70 3 6
10 105
16 36 70 272 20 15 41 79
25 19 45 86 2)
35 13 33 84
50 5 27 69
63 9 32 114
80 12 36 128
100 15 33
125 13 34
160 11 30
200 10 4)225 4
250 3)
392 392 224 126 82 66 54 22 15 15max. number of terminals depending on the above mentioned enclosure size andthe cross section resp. max permissible conductor cross section of the built-interminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1091
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 3 6
10 89
16 30 59 231 2) 20 12 34 67
25 16 38 73
35 11 28 71
50 4 23 59
63 7 27 97
80 10 30 108
100 13 28 4)
125 11
160 3)
819 819 560 294 205 138 114 66max. number of terminals depending on the above mentioned enclosure sizeand the cross section resp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
819 819 560 294 205 138 114 66 32 32 9 9 7 7 7 7max. number of terminals depending on the above mentioned enclosure size and the cross sectionresp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
819 819 560 294 205 138 114 66 32 32 9 9 7 7 7 7max. number of terminals depending on the above mentioned enclosure size and the cross sectionresp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1076
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 50 70 3 6
10 94
16 32 62 242 20 13 36 70
25 17 40 77 2)
35 11 30 74
50 4 24 62
63 8 28 102
80 11 32 114
100 13 30
125 12 30
160 10 27
200 9 4)225 3
250 3)
175 175 112 57 41 33 27 10 7 7max. number of terminals depending on the above mentioned enclosure size andthe cross section resp. max permissible conductor cross section of the built-interminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1106 and Type 8125/1107
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 50 70 3 6
10 104
16 35 69 268 20 14 40 78
25 19 44 85 2)
35 13 33 82
50 4 27 68
63 9 31 112
80 12 35 126
100 15 33
125 13 33
160 11 29
200 10 4)225 4
250 3)
245 245 168 84 52 40 34 22 9 9max. number of terminals depending on the above mentioned enclosure size andthe cross section resp. max permissible conductor cross section of the built-interminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1086, Type 8125/1206, Type 8125/1087 and Type 8125/1207
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 50 70 3 6
10 117
16 40 77 302 20 16 45 87
25 21 49 95 2)
35 14 37 93
50 5 30 77
63 10 35 126
80 13 39 142
100 17 37
125 15 38
160 13 33
200 12 4)225 4
250 3)
392 392 224 126 82 66 54 22 15 15max. number of terminals depending on the above mentioned enclosure size andthe cross section resp. max permissible conductor cross section of the built-interminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
to EC Type Examination Certificate PTB 00 ATEX 3116
Fitting of terminal boxes Type 8125/1256 and Type 8125/1257
Max number of conductors 1) depending on cross section and the permissible continuous current:
current / A cross section / mm2
1,5 2,5 4 6 10 16 25 35 50 70 3 6
10 112
16 38 74 288 20 16 43 83
25 20 47 91 2)
35 14 36 89
50 5 29 73
63 9 34 121
80 13 38 135
100 16 36
125 14 36
160 12 32
200 11 4)225 4
250 3)
322 322 224 126 82 66 44 22 15 12max. number of terminals depending on the above mentioned enclosure size andthe cross section resp. max permissible conductor cross section of the built-interminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
414 414 304 171 110 88 44 36 20 12 7 7 6 6 6 6max. number of terminals depending on the above mentioned enclosure size and the cross sectionresp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
532 532 336 210 123 99 74 44 20 20 9 9 7 7 7 7max. number of terminals depending on the above mentioned enclosure size and the cross sectionresp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
957 957 609 325 252 153 126 68 23 23 14 14 11 11 11 11max. number of terminals depending on the above mentioned enclosure size and the cross sectionresp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
957 957 609 325 252 153 126 68 23 23 14 14 11 11 11 11max. number of terminals depending on the above mentioned enclosure size and the cross sectionresp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
819 819 560 294 205 138 114 66 32 32 9 9 7 7 7 7max. number of terminals depending on the above mentioned enclosure size and the cross sectionresp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
1770 1180 616 430 276 232 138 64 64 20 20 15 15 15 15max. number of terminals depending on the above mentioned enclosure size and the cross sectionresp. max permissible conductor cross section of the built-in terminals
Notes
1) Each incoming conductor and each internal connection wire is counted as a conductor.Bridges and earthing conductors are not counted.
2) additional conductors optional
3) to be specified by the manufacturer (including temperature rise test)
4) When applying the values of this table simultaneous factors or load factors to IEC 439may be considered. Mixed equipment with circuits of different cross sections and currentsis possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization(general) conductors
S U P P L E M E N T A R Y S H E E T 24 to EC Type Examination Certificate PTB 00 ATEX 3116 Fitting of terminal boxes Type 8125/1913 Maximale Anzahl der Leiter 1) in Abhängigkeit vom Querschnitt und dem zulässigen Dauerstrom:
3) 1770 1180 616 430 276 232 138 64 64 20 20 15 15 15 15 max. number of terminals depending on the above mentioned enclosure size and the cross section
resp. max permissible conductor cross section of the built-in terminals
Notes 1) Each incoming conductor and each internal connection wire is counted as a conductor. Bridges and earthing conductors are not counted. 2) additional conductors optional 3) to be specified by the manufacturer (including temperature rise test) 4) When applying the values of this table simultaneous factors or load factors to IEC 439
may be considered. Mixed equipment with circuits of different cross sections and currents is possible if the various values of the table are applied proportionally:
Example: cross section / mm² current / A number of utilization (general) conductors 2,5 16 10 (of 30) = 33 % 16 50 12 (of 48) = 25 % 25 63 36 (of 90) = 40 % total = 98 % < 100 %