OT40FT4N2/B50

Product ID:82362
Updated: 2026/4/3
ABB OT40FT4N2/B50

Key Features

  • 1Handle robust 40A power for demanding applications. 2、Ensure continuous operation to prevent costly downtime. 3、Install conveniently on doors for easy access and maintenance. 4、Meet stringent UL508 safety standards for reliable protection. 5、Suit various industrial uses by handling up to 25 hp at 600VAC.
Product Details
OT40FT4N2/B50
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Degree of Protection
Front IP20
Environmental Information
1SCC301262D0201
Pollution Degree
3
Product Net Width
54 mm
Product Net Height
52 mm
Product Net Depth / Length
52 mm
Product Net Weight
6.3 kg
Cable Cross-Section
Cu 0.75 ... 10 mm²
Conventional Thermal Current (Ithe)
Fully Enclosed 40 A
Degree of Protection
Front IP20
Handle Type
Handle and shaft not included
Lock Type
No
Mechanical Durability
20000
Number of Poles
4P
Pollution Degree
3
Power Loss
at Rated Operating Conditions per Pole 1.6 W
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 750 V
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 40 A (500 V) 40 A (690 V) 40 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 23 A (500 V) 23 A (690 V) 12 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 5.5 kW (400 ... 415 V) 11 kW (500 V) 11 kW (690 V) 11 kW
Rated Operational Voltage
Main Circuit 750 V
Rated Short-Circuit Making Capacity (Icm)
(690 V) 0.71 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 0.5 kA
Standards
IEC 60947-3 / UL 508 / CSA C22.2 No. 14
Terminal Type
Screw Terminals
Tightening Torque
acc. IEC 60947-1 0.8 N·m
Maximum Operating Voltage UL/CSA
600 V
Ampere Rating
40 A
Horsepower Rating UL/CSA
(110 ... 120 V AC) Single Phase 2 Hp (240 V AC) Single Phase 5 Hp (440 ... 480 V AC) Single Phase 10 Hp (550 ... 600 V AC) Single Phase 15 Hp (220 ... 240 V AC) Three Phase 10 Hp (440 ... 480 V AC) Three Phase 20 Hp (550 ... 600 V AC) Three Phase 25 Hp
Tightening Torque
acc. IEC 60947-1 0.8 N·m
Object Classification Code
Q
UNSPSC
39122233
IDEA Granular Category Code (IGCC)
5290 >> Disconnect switch
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Manufacturer ID
1SCA126082R1001

Specifications may be subject to change without notice