8/10/2019 replace ovf20-crc.pdf
1/7
OTIS - OEC OVF20 CRENGINEERING CENTER
BERLIN Otis Variable Frequency Drive
Dwg :GAA21343C20_RIS
Date :2008-10-17
Page :1/7
FSM Repair Instructions Service
PackageGxA21150A/AL/B/BL/C/CLreplaced by GAA21343C20
8/10/2019 replace ovf20-crc.pdf
2/7
OTIS - OEC OVF20 CRENGINEERING CENTER
BERLIN Otis Variable Frequency Drive
Dwg :GAA21343C20_RIS
Date :2008-10-17
Page :2/7
FSM Repair Instructions Service
MountingGxA21150A/AL/B/BL/C/CLreplaced by GAA21343C20
8/10/2019 replace ovf20-crc.pdf
3/7
OTIS - OEC OVF20 CRENGINEERING CENTER
BERLIN Otis Variable Frequency Drive
Dwg :GAA21343C20_RIS
Date :2008-10-17
Page :3/7
FSM Repair Instructions Service
MountingGxA21150A/AL/B/BL/C/CLreplaced by GAA21343C20
8/10/2019 replace ovf20-crc.pdf
4/7
OTIS - OEC OVF20 CRENGINEERING CENTER
BERLIN Otis Variable Frequency Drive
Dwg :GAA21343C20_RIS
Date :2008-10-17
Page :4/7
FSM Repair Instructions Service
WiringGxA21150A/AL/B/BL/C/CLreplaced by GAA21343C20
Terminal Signal Description
P2:3 U
P2:4 V
P2:5 W
Motor phase output
P2:7 BR DBR in (connecting point for DBR)
P2:6 P0 DBR out (connecting point for DBR)P2:1 DC+ Positive DC-Link voltage
Motor
P2:2 DC- Positive DC-Link voltage
Terminal Signal Description
L1 L1 Power supply AC line input
L2 L2 Power supply AC line input
L3 L3 Power supply AC line inputMains
PE PE Protection earth connection
8/10/2019 replace ovf20-crc.pdf
5/7
OTIS - OEC OVF20 CRENGINEERING CENTER
BERLIN Otis Variable Frequency Drive
Dwg :GAA21343C20_RIS
Date :2008-10-17
Page :5/7
FSM Repair Instructions Service
WiringGxA21150A/AL/B/BL/C/CLreplaced by GAA21343C20
8/10/2019 replace ovf20-crc.pdf
6/7
OTIS - OEC OVF20 CRENGINEERING CENTER
BERLIN Otis Variable Frequency Drive
Dwg :GAA21343C20_RIS
Date :2008-10-17
Page :6/7
FSM Repair Instructions Service
WiringGxA21150A/AL/B/BL/C/CLreplaced by GAA21343C20
Terminal Signal Description
P1.3 UIB
P1.4 DIBP1
P1.5 SW
Safety
Signal DescriptionTerminal
Coded interface UDTG interface
P2.1 DS1 OP
P2.2 DS2 DZ
P2.3 DS3 SL
P2
P2.5 IP N.C.
Drive states
Terminal Signal Description
P3.1 DBD SafetyP3
P3.4 BY Brake
Signal DescriptionTerminal
Coded interface UDTG interface
P4.9 V1 /U
P4.10 V2 /DP4.11 V3 /T
P4.12 V4 /G
Speed profile
Coded interface UDTG interface
P4.1 UIS IPU
P4.2 DIS IPD
P4.3 1LV 1LV
P4.4 2LV 2LV
P4.7 /1LS /1LS
P4.8 /2LS /2LS
Position reference
P4.5 LW1 SLU
P4
P4.6 LW2 SLD Load weighing
Terminal Signal Description
P5.1/2 SCLK1/2 Encoder: one channel
P5.3 CLKA Encoder: two channelP5
P5.4 CLKB
8/10/2019 replace ovf20-crc.pdf
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OTIS - OEC OVF20 CRENGINEERING CENTER
BERLIN Otis Variable Frequency Drive
Dwg :GAA21343C20_RIS
Date :2008-10-17
Page :7/7
FSM Repair Instructions Service
SW wiringGxA21150A/AL/B/BL/C/CLreplaced by GAA21343C20