OT400U03DP

Name: OT400U03DP
Brand: ABB
SKU: OT400U03DP

The ABB OT400U03 is a 3-pole, front-operated non-fusible disconnect switch, perfect for motor disconnects and industrial control panels. It offers modular construction, excellent short circuit protection, and a safe dead front design.

Product ModelOT400U03DP

Material Number1SCA113427R1001

Product ID82768

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Safety FirstThe ABB OT400U03 features a dead front construction with terminal shrouds, reducing the risk of touching live parts and improving overall safety.
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2. Modular DesignThe switch has a modular construction, allowing for easy installation and maintenance. This modular design also enhances the reliability of the installation.
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3. Excellent Short Circuit ProtectionWith a short circuit current rating of 65 kA, the OT400U03 provides superior protection against short circuits, ensuring the integrity of your electrical system.
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4. Versatile OperationThe switch can be used with either top or bottom incoming power feed, offering flexibility in installation configurations.
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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 IP00

Environmental Information

1SCC301266D0201

Pollution Degree

Product Net Width

251 mm

Product Net Height

185 mm

Product Net Depth / Length

202.5 mm

5. Secure OperationThe handle and shaft provide door interlock, ensuring the door cannot be opened when the switch is in the on position. Additionally, handles can be padlocked in the \"OFF\" position with up to three padlocks, enhancing security.

Conventional Thermal Current (Ithe)

Fully Enclosed 400 A

Degree of Protection

Front IP00

Handle Color

Black

Handle Type

Handle and shaft included

Lock Type

Yes

Mechanical Durability

16000

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

Tightening Torque

acc. IEC 60947-1 42.4 NÂ·m

Object Classification Code

WEEE Category

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

Manufacturer ID

1SCA113427R1001