ABB MO325-4 Manual Motor Starter

ABB MO325-4 Manual Motor Starter - Magnetic Only

Description:

The ABB MO325-4 is a manual motor starter designed for electromechanical protection of main circuits. It's primarily used for manually switching motors ON/OFF and providing fuseless short-circuit protection.

Key Features:

• Short-Circuit Protection: Provides protection against short circuits.
• Disconnect Function: Offers a disconnect function for safe isolation.
• Suitable for Three- and Single-Phase Applications: Versatile for various motor setups.
• Trip-Free Mechanism: Ensures reliable tripping under fault conditions.
• Clear Switch Position Indication: Provides clear ON/OFF status.
• Fuseless Protection: Saves costs and space by eliminating the need for fuses.

Technical Specifications:

• Manufacturer: ABB
• Type: MO325-4 (Screw Terminal)
• Setting Range: 4 A
• Order Code: 1SAM160000R1007
• Rated Operational Voltage (Ue): 690 V AC / 440 V DC
• Rated Impulse Withstand Voltage (Uimp): 6 kV
• Rated Insulation Voltage (Ui): 690 V
• Pollution Degree: 3
• Rated Instantaneous Short-Circuit Current Setting (Li): 27.50 A
• Power Loss per Pole: 2.1 W
• Mechanical Durability: 100,000 operations
• Electrical Durability: 50,000 operations
• Maximum Operating Altitude: 2000 m
• Operating Temperature: -25°C to +50°C
• Storage Temperature: -50°C to +80°C
• Weight: 0.370 kg
• Standards: IEC/EN 60947-1, IEC/EN 60947-2, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA-C22.2 No. 60947-1, CSA-C22.2 No. 60947-4-1
• Tightening Torque: 1.4 Nm (14 lb-in)