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ABB
OTP90A4B
ABB
OTP90A4B
Product Model
OTP90A4B
Product ID
1184915
Stock on Request
Last updated: 9/1/2026
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Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Degree of Protection
acc. to IEC 60529 IP65
Pollution Degree
3
Product Net Width
200 mm
Product Net Height
400 mm
Product Net Depth / Length
140 mm
Product Net Weight
2.2 kg
Cable Cross-Section
10 ... 70 mm²
Cable Entry Position
Top and/or Bottom
Cable Outlets Per Side
I-flange / I-flange
Connecting Capacity Main Circuit
Screw Clamp 10 ... 70 mm² Screw Clamp / PE Terminal 4pc,10 ... 70 mm²
Conventional Thermal Current (I<sub>the</sub>)
Fully Enclosed 125 A
Degree of Protection
acc. to IEC 60529 IP65
Enclosure Material
Plastic
Handle Color
Red / Yellow
Handle Type
Selector handle
Impact Resistance Rating
Housing IK08
Maximum Mounted Auxiliary Contacts
2 NO, 2 NC
Mounted Auxiliary Contacts
1 NO, 0 NC
Neutral Type
Fixed and switchable neutral
Number of Auxiliary Contacts NC
0
Number of Auxiliary Contacts NO
1
Number of Poles
4P
Pollution Degree
3
Power Loss
at Rated Operating Conditions per Pole 6.3 W
Rated Insulation Voltage (U<sub>i</sub>)
acc. to IEC/EN 60664-1 750 V
Rated Operational Current AC-22A (I<sub>e</sub>)
(380 ... 415 V) 125 A (500 V) 125 A (690 V) 125 A
Rated Operational Current AC-23A (I<sub>e</sub>)
(380 ... 415 V) 90 A (500 V) 70 A (690 V) 50 A
Rated Operational Power AC-23A (P<sub>e</sub>)
(380 ... 415 V) 45 kW (500 V) 45 kW (690 V) 45 kW
Rated Operational Voltage
Main Circuit 750 V
Rated Short-Circuit Making Capacity (I<sub>cm</sub>)
(690 V AC) 3.6 kA
Rated Short-time Withstand Current Low Voltage (I<sub>cw</sub>)
for 1 s 2.5 kA
Standards
IEC 60947-1, -3
Tightening Torque
Main Circuit 6 N·m
Wire Stripping Length
20 mm
Wire Stripping Length
20 mm
Tightening Torque
Main Circuit 6 N·m
Object Classification Code
Q
ETIM 8
EC000216 - Switch disconnector
ETIM 9
EC000216 - Switch disconnector (low voltage)
UNSPSC
39122205
IDEA Granular Category Code (IGCC)
5166 >> Safety switch
eClass
V11.1 : 27371403
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Manufacturer ID
1SCA022430R1900
OTP90A4B ABB | INDSLT
