Residual current circuit breakers with overcurrent protection PFI A31 • device is a combination of residual current circuit breaker and circuit breaker for rated current 6, 10, 13, 16, 20, 25, 32, 40 A • they are used in house and similar installations • protection against: - additional protection in the even direct contact - indirect contact - fire - overcurrents - short circuit (breaking capacity 10 kA) • range of rated residual operating current I Δn is 10, 30, 100, 300, 500 mA (I Δn = 10 mA for devices with rated current up to 25 A including) • tripping characteristics B,C according STN EN 61 009-1 • simple assembly with spring clamps to the strip 35 x 7,5 EN 60 715 • sealable in on and off position • optical state indicator on the front side indicating operation state of device (green target visible – closed contacts, red target visible – opened contacts) • connected clamp headed/stirrupted range of connecting wires 1 - 25 mm 2 • working position optional • there is a possibility to use auxiliary contacts • Type K - special version with delayed tripping min. 10ms Dimensional drawing PFI 2 PFI 4 PFI 3 PFI 2 N N PFI 3 3 4 Connecting schemes PFI 4 T 1 2 3 5 N 4 6 N Residual current circuit breakers with overcurrent protection PFI 44 5,5 60 45 69
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PFI 2 PFI 3 PFI 4 - SEZ Krompachy · PFI 2 PFI 3 PFI 4 No of poles 2 2 4 No of modules 2 3 4 Tripping characteristics B, C Rated current I n A 6 ... 9/3/2013 7:01:42 PM ...
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Residual current circuit breakers with overcurrent protection PFI
Residual current circuit breakers with overcurrent protection PFI
44 5,560
45
69
A32
PFI 2 PFI 3 PFI 4No of poles 2 2 4No of modules 2 3 4Tripping characteristics B, CRated current In A 6,10,13,16, 25,32,40Rated residual current IΔn A 0,01-0,5 up to 25 A 0,03-0,5 from 25 A 0,03; 0,1 ; 0,3; 0,5Rated voltage Un V 230 230 400Rated frequency Hz 50Rated short circuit capacity Icn A 10 000Selection class 3Residual operating current typeA–ACandpulsatingDCcurrentElectrical endurance 4000Mechanical endurance 10000Degree of protection IP20, IP40 frontMounting position optionalAmbient temperature °C -25 up to +40Connecting clamps Headed/stirruptedTerminal capacity mm2 1-25Accessories Auxiliary contacts, shunt trips VC
Technical data
Tripping characteristics
Tripping characteristics
Residual current circuit breakers with overcurrent protection PFI
0,50,005
0,01
0,020,030,040,05
0,10,150,20,30,40,5
0,015
1 2 5
t (s)
IDIDn
PFI K PFI
Residual current circuit breakers with overcurrent protection PFI