OT400US03

Name: OT400US03
Brand: ABB
SKU: OT400US03

"ABB OT400US03: A fully enclosed 400A switch-disconnector for high-voltage applications. Rated impulse withstand voltage of 1000V. Ideal for conventional thermal applications up to 12 kV."

Product ModelOT400US03

Material Number1SCA022870R6610

Product ID74482

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Reliable PerformanceThe ABB OT400US03 switch-disconnector is designed to provide reliable performance in high-voltage applications, ensuring consistent operation and minimal downtime.
2
2. Safety FeaturesWith a rated impulse withstand voltage of 1000V, this product offers enhanced safety features, protecting both personnel and equipment from electrical hazards.
3
3. Conventional Thermal DesignThe OT400US03 is specifically designed for conventional thermal applications, making it a versatile solution for various electrical needs.
4
4. High-Voltage CapabilityCapable of handling voltages up to 12 kV, this switch-disconnector is ideal for applications requiring high voltage ratings.
5

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

258.9 mm

Product Net Height

220 mm

Product Net Depth / Length

105 mm

5. Fully Enclosed DesignThe fully enclosed design of the OT400US03 ensures that the internal components are protected from environmental factors, extending the product's lifespan and maintaining its performance over time.

Conventional Thermal Current (Ithe)

Fully Enclosed 400 A

Degree of Protection

Front IP00

Handle Type

Handle and shaft not included

Lock Type

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

UNSPSC

39122233

IDEA Granular Category Code (IGCC)

5290 >> Disconnect switch

eClass

V11.1 : 27371403

WEEE Category

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

Manufacturer ID

1SCA022870R6610