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Asco 300 MTQ Manual Transfer Switch (3Ph, 4P, 400A)

$20,961.00$27,227.00

SKU: J03MTQB30400 Categories , Tag Brand:
Availability: Please call for current lead time
Shipping: Free Shipping in the Continental U.S.

Free Shipping in the Continental United States
Please call for orders to Alaska or Hawaii.

This ASCO Series 300 (MTQ) Manual Transfer Switch is designed to manually transfer 3-Phase 4-Pole Switched Neutral loads up to 400A, and includes an integrated generator docking station. Ideal for commercial, telecom, municipal, healthcare, and light industrial applications requiring a roll-up generator for back-up power.

FEATURES

  • Provides a total temporary power connection and transfer solution in a single UL-1008 listed unit.
  • Ideal for manually switching to a temporary generator during a power outage.
  • Can be used to satisfy NEC 700.3 requirements to provide connection to a temporary generator while a permanent generator is being serviced.
  • Manual operating handle with center-off position.
  • ASCO’s reliable, field-proven, transfer switching technology.
  • Modular compact design is easy to install and maintain.
  • Designed to handle the demands of motors and high inrush currents.
  • Utilizes 16 Series Cam-Lok connectors for quick connection to a temporary generator.
  • Floor-mounted secure outdoor enclosure: NEMA 3R or NEMA 3RX 316-Stainless Steel.
  • Optional Accessory 170 offers LED indicators and Form C contacts for switch position and source availability, and the further options of phase rotation monitoring, a maintained engine start switch, and an IO module for building management system integration (See Accessories below).
  • UL 1008 Listed.

DOWNLOADS

Asco 300 Manual Transfer Switch Brochure

Asco 300 Frame J Operator’s Manual

Asco 300 MTQ Frame J 150-400A Drawing

Asco 300 Warranty

TRANSFER SWITCH OPTIONS

Please Call to Order Transfer Switches With These Options:

  • Other 60Hz three phase voltages – up to 600 VAC.
  • 50Hz frequency/voltages.

OPTIONAL ACCESSORIES

  • Accessory 170 User Interface/Annunciation – Offers LED indicators and Form C contacts for transfer switch position and source availability. Can be configured with or without phase rotation monitoring, a keyed or unkeyed maintained engine start switch with common alarm LED/contact, and an IO module for building management system integration. (Factory-installed – must be ordered with the transfer switch)
  • Accessory 44G Strip Heater – Prevents condensation and freezing of condensation. Wired to load terminals: 208-240V or 480-600V. Contains wiring harnesses for all transfer switch sizes. Includes thermostat. (Available as a factory-installed option or can be installed later as a field kit)
Model Number

Phase

Poles

Three Phase Voltage Options

Frequency

Amperage

Withstand Rating @ 480V

Source 1 & Load Lug Connections

Source 2 Camlock Connections

Frame / Cabinet Type

Service Entrance Rated

Full Dimensions HxWxD (inches)

Weight

Warranty

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ACCESSORIES