STARTERS

A25 and B25 Definite Purpose Starters combine the features and flexibility of the C25 Definite Purpose Contactors and Freedom Series Bimetallic Ambient Compensated Overload Relays mounted on a common mounting plate.

Features

  • Selectable Manual or Automatic Reset operation
  • Interchangeable Heater Packs adjustable ?24% to match motor FLA and calibrated for use with 1.0 and 1.15 service factor motors
  • Class 10 or 20 heater packs
  • Bimetallic, ambient compensated operated. Trip free mechanism.
  • Electrically isolated NO-NC contacts (pull RESET button to test)
  • Overload trip indication n Shrouded or fingerproof terminals to reduce possibility of electrical shock
  • Single-phase sensitivity

Overload Relay Setting

FLA Dial Adjustment

For motors having a 1.15 service factor, rotate the FLA adjustment dial to correspond to the motor’s FLA rating. For motors having a 1.0 service factor, rotate the FLA dial one-half position counterclockwise (CCW).

Manual/Automatic Reset

The overload relay is factory set at M for manual reset operation. For automatic reset operation, turn the reset adjustment dial to the A position.

Automatic reset is not intended for two-wire control devices.

Test for Trip Indication

To test overload relay for trip indication when in manual reset, pull out the blue RESET button. An orange flag will appear indicating that the device has tripped. Push RESET button in to reset.

Standards and Certifications

  • UL Recognized Components UL File #E-1491, Guide NLDX2
  • CSA Certified Components File #LR353, Guide 380W-1.14 Class 3211 04
  
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Technical Documents
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