OT40FT4N2/B50

Name: OT40FT4N2/B50
Brand: ABB
SKU: OT40FT4N2/B50

4-pole, non-fusible door-mounted switch-disconnector with protected clamp terminals, suitable for 40A applications.

Product ModelOT40FT4N2/B50

Material Number1SCA126082R1001

Product ID82799

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High PerformanceThe OT40FT4N2/B50 switch-disconnector is engineered to provide high performance in a compact design, ensuring reliable operation in various electrical applications.
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2. Safety FeaturesEquipped with protected clamp terminals, this product enhances safety by reducing the risk of electrical shock and ensuring secure connections.
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3. FlexibilityDesigned for front operation, the OT40FT4N2/B50 offers flexibility in installation and operation, making it suitable for a wide range of applications.
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4. Compact DesignWith dimensions of 52 mm H x 49 mm W x 54 mm D, this switch-disconnector fits seamlessly into tight spaces, making it ideal for space-constrained environments.
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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

Front IP20

Environmental Information

1SCC301262D0201

Pollution Degree

Product Net Width

54 mm

Product Net Height

52 mm

Product Net Depth / Length

52 mm

5. ReliabilityBuilt with high-quality materials and robust construction, the OT40FT4N2/B50 ensures long-lasting performance and reliability in demanding electrical environments.

Cable Cross-Section

Cu 0.75 ... 10 mmÂ²

Conventional Thermal Current (Ithe)

Fully Enclosed 40 A

Degree of Protection

Front IP20

Handle Type

Handle and shaft not included

Lock Type

Mechanical Durability

20000

Number of Poles

Pollution Degree

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 NÂ·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 NÂ·m

Object Classification Code

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