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1503 Medium Voltage Soft Starter OEM Components
Allen-Bradley

Our 1503 medium voltage soft starters with SMC-50 controllers provide microprocessor controlled starting for a range of three-phase AC induction motors.
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Our Bulletin 1503 Reduced Voltage Starters with MV SMC™-50 OEM Controllers set the industry standards. This medium voltage 180…360 A OEM frame is a self-contained power unit for 1000…4160V applications that can be easily installed. A 180...600 A OEM Power Stack for 2300...6900V applications supports larger ratings.

The MV SMC-50 controller provides reliable microprocessor-controlled starting for standard three-phase AC induction motors. These medium voltage soft starter assemblies can also be used to retrofit existing motor controllers and are available as an OEM frame and components.

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Overview

Medium Voltage Soft Starter Features
  • Features electronic motor overload protection
  • Includes built-in DPI communications
  • Provides three-line, 16-character backlit LCD displays
  • Offers keypad programming Includes four programmable auxiliary contacts
  • Contains fiber optic SCR gate firing
  • Provides self-powered current loop gate driver boards

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