Altronix AL201ULB is a power-limited power supply/charger that converts a 24VAC input into 12VDC (see specifications). It is intended for use in applications requiring UL Listing for Access Control System Units (UL 294).
24VAC, 40VA from UL Listed, Class 2 transformer.
Class 2 Rated power limited output.
1.75A continuous supply current.
Filtered and electronically regulated output.
Short circuit and thermal overload protection.
Includes battery leads.
Automatic switch over to stand-by battery when AC fails.
AC fail supervision (form "C" contacts).
Low battery supervision (form "C" contacts).
AC input and DC output LED indicators.
Operating: 0° C to 49° C (32° F to 120° F).
Storage: - 20° C to 70° C ( - 4° F to 158° F).
Relative Humidity 85% +/- 5%.
BTU/Hr (approx.): 11 BTU/Hr.
System AC input VA requirement: 55.2VA.