OT400US04K

Name: OT400US04K
Brand: ABB
SKU: OT400US04K

The ABB OT400US04 is a high-performance non-fusible disconnect switch rated at 600VAC, 400A, and 4 poles. It features an IP00 enclosure and lug terminals, making it suitable for various industrial applications.

Product ModelOT400US04K

Material Number1SCA022870R6960

Product ID88172

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliability and SafetyThe ABB OT400US04 ensures reliable electrical disconnections, enhancing safety in high-power applications. Its non-fusible design prevents accidental reconnections, reducing the risk of electrical shock or fires.
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2. Versatile Power HandlingThis switch can handle a wide range of horsepower ratings, from 100 to 350 HP, making it versatile for various industrial needs. Whether you need to manage 100 HP at 200/208 VAC or 350 HP at 600 VAC, the OT400US04 has got you covered.
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3. Durable ConstructionThe IP00 enclosure provides a robust and durable design, protecting the switch from environmental factors like dust and moisture. This ensures long-lasting performance in harsh industrial environments.
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4. Easy InstallationThe OT400US04 features lug terminals, making installation straightforward and efficient. This reduces downtime and ensures quick setup, allowing you to get back to work without delay.

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 IP00

Environmental Information

1SCC301266D0201

Pollution Degree

Product Net Width

335.4 mm

Product Net Height

220 mm

Product Net Depth / Length

105 mm

5. Compliance with StandardsThe switch meets international standards such as IEC 60947-3, UL 98, and CSA C22.2 NO.4, ensuring compliance with global safety regulations. This guarantees that the OT400US04 meets the highest standards of electrical safety and performance.

Conventional Thermal Current (Ithe)

Fully Enclosed 400 A

Degree of Protection

Front IP00

Handle Color

Black

Handle Type

Handle and shaft not included

Lock Type

Yes

Mechanical Durability

16000

Mounting Type

Base mounting

Number of Poles

Pollution Degree

Power Loss

at Rated Operating Conditions per Pole 10 W

Rated Impulse Withstand Voltage (Uimp)

12 kV

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 1000 V

Rated Operational Current AC-22A (Ie)

(380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A

Rated Operational Current AC-23A (Ie)

(380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A

Rated Operational Voltage

Main Circuit 1000 V

Rated Short-Circuit Making Capacity (Icm)

(690 V) 65 kA

Rated Short-time Withstand Current Low Voltage (Icw)

for 1 s 15 kA

Standards

IEC 60947-3 / UL 98 / CSA C22.2 NO.4

Terminal Type

Lug terminals

Tightening Torque

acc. IEC 60947-1 42.4 NÂ·m

Maximum Operating Voltage UL/CSA

600 V

Ampere Rating

400 A

Horsepower Rating UL/CSA

(acc. to UL 200 V) 100 Hp (acc. to UL 208 V) 100 Hp (acc. to UL 240 V) 125 Hp (acc. to UL 480 V) 250 Hp (acc. to UL 600 V) 350 Hp

Tightening Torque

acc. IEC 60947-1 42.4 NÂ·m

Object Classification Code

ETIM 8

EC000216 - Switch disconnector

eClass

V11.1 : 27371403

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

Manufacturer ID

1SCA022870R6960