OT250KLRR4AZ

Product ID:83773
Updated: 2026/4/4
ABB OT250KLRR4AZ

Key Features

  • 1Utilize a galvanized steel enclosure with polyester coating for durability. 2、Ensure reliable operation with IP65 protection in harsh environments. 3、Securely lock the switch in place with a padlockable handle. 4、Prevent accidental operation with an interlocked cover for safety. 5、Handle high-power applications up to 250A and 132kW.
Product Details
OT250KLRR4AZ
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Degree of Protection
acc. to IEC 60529 IP65
Pollution Degree
3
Product Net Width
400 mm
Product Net Height
600 mm
Product Net Depth / Length
230 mm
Product Net Weight
15.31 kg
Cable Entry Position
Top/Bottom
Cable Outlets Per Side
4xring-flange / 4xring-flange, Knock-outs: 3x10mm, 12.5mm, 20.5mm, 25.5mm, 32.5mm
Connecting Capacity Main Circuit
Hole Diameter 8 mm Screw Clamp / PE Terminal 4pc,10 ... 70+4pc M8 mm²
Conventional Thermal Current (Ithe)
Fully Enclosed 250 A
Degree of Protection
acc. to IEC 60529 IP65
Enclosure Material
Steel sheet
Handle Color
Red / Yellow
Handle Type
Pistol handle
Impact Resistance Rating
Housing IK09
Maximum Mounted Auxiliary Contacts
2 NO, 2 NC
Mounted Auxiliary Contacts
2 NO, 1 NC
Neutral Type
Switchable neutral
Number of Auxiliary Contacts NC
1
Number of Auxiliary Contacts NO
2
Number of Poles
4P
Pollution Degree
3
Power Loss
at Rated Operating Conditions per Pole 6.5 W
Rated Conditional Short-Circuit Current (Inc)
40.5 kA
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 1000 V
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 250 A (500 V) 250 A (690 V) 250 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 250 A (500 V) 250 A (690 V) 250 A
Rated Operational Power AC-23A (Pe)
(380 ... 415 V) 132 kW (500 V) 160 kW (690 V) 200 kW
Rated Operational Voltage
Main Circuit 1000 V
Rated Short-Circuit Making Capacity (Icm)
(1000 V AC) 30 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 8 kA
Recommended Screw Driver
Main Circuit M8
Standards
IEC 60947-1, -3
Tightening Torque
Main Circuit 22 N·m
Recommended Screw Driver
Main Circuit M8
Tightening Torque
Main Circuit 22 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
4. Large Equipment (Any External Dimension More Than 50 cm)
Manufacturer ID
1SCA022542R7020

Specifications may be subject to change without notice