Direct-On-Line (DOL) Starters – Open : Contactor + Overload Relay Assemblies

c3controls’ Series 620 assembled starters are compact in size, are easy to install, and provide reliable and accurate protection against overload and phase loss conditions. Power and control circuit terminals are readily accessible for easy wiring, while shared accessories enable starters to be customized for virtually any application.





Product Features

  • Factory assembly of a Series 300 Contactor and Series 320 Overload Relay provides the convenience of a single catalog number and shorter control panel bill of material.
  • Four frame sizes for devices rated from 9A-105A. Starter rated 15HP@460V (11kW@400V).
  • Compact size, devices rated 25A include 3 power poles that are 45mm wide reducing panel area requirements.
  • High fault short circuit current rating of 100kA @ 480V and 600V with Class J fuses.
  • Integral auxiliary contacts, 3 power poles + 1 auxiliary, are standard on all c3controls 9A-25A non-reversing contactors.
  • Full load current adjustment ratio of approx. 1:1.5 enables overload relay to be set to exact FLA of motor.
  • Manual or automatic reset and test modes, and stop button all in a single device for convenient control circuit wiring.
  • Trip test function comes standard on all c3 Series 320 Overload Relays.

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1 Starter Type:

2 Contactor (Non-Reversing) Ampere Rating:

3 Contactor Coil Voltage:

4 Contactor Auxiliary Contact Configuration:

5 Overload Relay Current Adjustment Range (A):