Form 4 Type 2 ATS – Motorised Class PC

At the core of each Form 4 Type 2 ATS system is a four-pole motorised transfer switch. Rated 230V or 400V AC the ATS provides all the essential requirements for automatically switching to a secondary power source. Units are rated from 32A to 630A with a rated frequency of 50/60Hz. The single or three phase ATS units allow automatic connection of a secondary electrical supply to a load upon failure of the primary supply. Supplied in Sheet Steel enclosures up to IP65 with a light grey (RAL 7035) paint finish, each enclosure comes standard with a removable glandplate(s). Stainless Steel options are available on request. Each Form 4 Type 2 ATS unit comes standard with incoming isolators for both primary and secondary supplies.

The unit comes as standard with the following,

  • LCD status display and keypad for ATS configuration
  • LED indication on the front door
  • Modbus communication module
  • Locking handle to isolate ATS for downstream maintenance
  • AC33B utilisation category
  • Generator start/stop delay functionality

Volt-free status relays are included alongside a modbus communication module within the ATS unit in order to connect to the BMS (building management system) and/or life safety systems installed within the building. Incoming isolators are segregated from each other and from the transfer switch using rigid metallic barriers in compliance with form 4, type 2 separation. Each ATS unit comes standard with mimic terminals for easy connection to a remote mimic panel. See page 53 for more details.

Products are available on request. Contact us today to discuss your requirements.

Craig & Derricott offer an optional commissioning service on all of their Automatic Transfer Switches (ATS) – click here for more information.

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