ASCO SERIES 300, 400 AMP AUTOMATIC TRANSFER SWITCH
THIS SWITCH IS BRAND NEW AND COMES WITH A 18 MONTH FACTORY WARRANTY
Please call us toll free at or e-mail us at
(we're open from 8-5 pacific time Monday through Friday)
GENERATOR TRANSFER SWITCH CONTROL PANEL
Motor load transfer controls (inphase monitor) to keep motors operating during transfer.
Pre-transfer & post-transfer load disconnect contacts for signaling motor starters, elevators, VFDs and other selected loads.
Standard Engine Exerciser for weekly automatic testing of engine generator set with or without load.
Selectable control switches for voltage, frequency, time delay settings & additional control features.
Switch position lights, source availability lights, test switch and time delay bypass switch.
Adjustable time delay to over ride momentary normal source outages to delay all transfer switch and engine-starting signals.
Transfer to emergency time delay. Adjustable from 0 to 5 minutes for controlled timing of load transfer to emergency.
Retransfer to normal time delay. Adjustable to 30 minutes.
Five-minute unloaded running time delay for emergency engine generator cool down.
Four-second time delay to override momentary to ignore momentary voltage and frequency transients during initial genset loading.
Adjustable three-phase, close differential voltage sensing on normal source.
Normal source pickup voltage is adjustable to 95% of nominal; drop-out is adjustable from 70 to 90% of nominal.
Frequency sensing on emergency source. Pickup at 95% and dropout at 85% of nominal.
Switch position indicating contacts (rated 10 amps 250VAC, 32VDC). (1) for Normal position, (1) for Emergency position.
Gold plated engine start contacts (rated 5 amps 28VDC or 120VAC).
Remote contact for test or for peak shaving applications. Circuit will be automatically bypassed if emergency source fails.
Inhibit transfer to emergency.
Remote time delay bypass switch.
SERIES 300 AUTOMATIC TRANSFER SWITCH DOCUMENTS
DON'T SEE THE GENERATOR TRANSFER SWITCH YOU'RE LOOKING FOR?
Call us toll free at
or E-mail us at
We can supply you with any ASCO series 165 or 300 Automatic Transfer Switch, at the lowest prices in the country.
This transfer switch is warranted to be brand new and comes with a 18 month ASCO factory warranty. The name of our company is Big Lake Supply LLC. We are an authorized ASCO dealer and have been a dealer since 1999.