Sprecher + Schuh Motor Controllers & Circuit Breakers

KT7 Series Motor Circuit Controllers

Sprecher + Schuh’s KT7 series Motor Circuit Controllers provide convenient varieties of control schemes that reduce panel space and make up for easy installation. KT7 Series is designed to be used in a wide variety of different applications.

Series Included:

  • KTA7 & KTA3-100 Series
  • KTC7 Series
  • KTB7 Series

Applications Include:

  • Manuel Starter Applications
  • Traditional Group Motor Applications with compliance to the new Tap Conductor Ratings
  • Motor Disconnect Applications
  • Self-Protected Manual Combination Starter Applications (Type E)
  • Individual Combination Starter Applications (Type E/F)
  • Multi-motor Starter Combination Applications (Type E/F)
  • Short Circuit Protection
  • Thermal Overload Protection

Functions Include:

  • Current  limiting short circuit protection
  • Class 10 thermal overload protection
  • Switching and Signaling

KTU7 Series Molded Case Circuit Breakers

The KTU7 Series of UL Molded Case Circuit Breakers are UL489 and CE listed for global applications. KTU7 is a current limiting circuit breaker that provides fixed short circuit and overcurrent protection. This component offers high interrupting ratings for 2- and 3-pole devices, from 0.5 to 20A and are rated up to 15A.

Applications Include:

  • Feeder Circuits included for:
    • Small cabinets
    • Distribution panels
    • Branch circuit protection
    • Transformers
    • Heaters
    • Control Circuits included for:
      • Control circuit transformers
      • Power supplies
      • Industrial Heating applications
      • Air conditioning and refrigeration applications

KT4 Manual Motor Starters

The KT4 is a manual motor starter which features switching, thermal overload protection and control circuit signaling all in one compact unit. This component offers a high speed magnetic trip mechanism which limits the let-through current under short-circuit conditions. The KT4 can be supplied with field installable shunt trip or under voltage trip unit which exceeds the capabilities of the classic manual motor starter.

Accessories Include:

  • Auxiliary Contact Blocks
  • Shunt trip and Undervoltage Release Modules
  • Enclosures
  • Compact Bus Bar System

Features Include:

  • Class 10
  • Automatic ambient temperature
  • Short circuit protection
  • Thermal overload protection
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