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ABB OT400E03 | 3-Pole, 400A Heavy-Duty Switch Disconnector

Overview

The ABB OT400E03 is a robust 3-pole switch disconnector rated at 400A, engineered for safe and reliable disconnection in high-power industrial systems. With front operation and panel-mounting design, this switch is optimized for demanding environments requiring consistent performance and compliance with international safety standards.

Key Features

• Rated Current: 400A

• Number of Poles: 3

• Mounting Type: Panel-mounted

• Operation: Front-operated

• Terminal Type: Bolt connection

• Switching Duty: AC-23A

• Padlockable in OFF position

• Suitable for use as a main switch

• Standards: IEC 60947-3 compliant

Technical Specifications

• Catalog Number: OT400E03

• Rated Operational Voltage: Up to 690V AC

• Rated Insulation Voltage: 1000V

• Rated Impulse Withstand Voltage: 8 kV

• Ambient Temperature Range: -25°C to +55°C

• Mechanical Durability: >10,000 operations

• Electrical Durability: >1,500 operations at full load

• Protection Class: IP20 (with terminal shrouds)

• Dimensions (WxHxD): Approx. 210 x 180 x 150 mm

• Country of Origin: Finland

Applications

• Main Switches for Distribution Boards

• Load Isolation in Industrial Equipment

• Generator Switching

• Motor Control Centers

• HVAC Systems and Large Panels

Why Choose the ABB OT400E03?

• High Current Capacity: Ideal for heavy-duty industrial needs

• Durable Construction: Designed for high mechanical and electrical endurance

• Easy to Operate: Front operation with clear ON/OFF indication

• Safe and Reliable: Complies with IEC 60947-3 for peace of mind

• Versatile Use: Suitable as a main or maintenance switch

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Available for worldwide shipping.