Overview
The ABB OT32E3 is a 3-pole, 40-amp non-fusible disconnect switch rated for 600VAC applications. Part of ABB’s compact SWITCHLINE series, this switch delivers high performance in a space-efficient design suitable for industrial motor control, power distribution, and machinery safety applications. The visible blade design and modular construction make it a reliable choice for control panels, switchgear, and machine disconnection.
Key Features
- 3-pole configuration for three-phase disconnect applications
- 40-amp current rating at 600VAC with 11 kW operational power
- Visible blade design for enhanced operator safety and visual confirmation
- Padlockable handle (not included) for secure lockout/tagout operations
- Panel mount configuration for flexible installation in control enclosures
- Compact, modular design reduces panel footprint and installation labor
- UL E63822 and CSA LR58247 certified
Technical Specifications
- Model: OT32E3
- Current Rating: 40 amps
- Voltage Rating: 600VAC
- Poles: 3
- Mounting: Panel mount / DIN rail compatible
- Operational Power @ 600V: 11 kW
- Rated Insulation Voltage: 750V
- Operating Temperature Range: -25 to +55°C
- Dimensions: 120 mm (H) × 100 mm (W) × 70 mm (D)
- Weight: 0.6 kg
- Standards Compliance: IEC 60947-3, UL E63822, CSA LR58247
Typical Applications
The OT32E3 is widely deployed in industrial electrical systems requiring reliable 3-phase power isolation. Common uses include motor control centers, industrial machinery disconnection, power distribution panels, and switchgear cabinets. Its 40-amp capacity and 600VAC rating make it suitable for medium-duty industrial environments including manufacturing plants, mechanical equipment, and photovoltaic power generation systems.
Compatibility & Replacements
The OT32E3 is part of ABB’s SWITCHLINE family, which ranges from 16A to 3150A across multiple pole configurations. For similar applications, the OT32E3C variant offers discontinued status but maintains cross-functional compatibility. This switch integrates with standard industrial control panel designs and is compatible with ABB accessory kits for enhanced functionality such as padlocks, mechanical interlocks, and handle extensions. Always verify operating conditions and voltage ratings before substitution.
