APC VS 50, VS 100 user manual Mechanical, Magnum VS Controller

9.3. Controls and Indicators

TWF0500H54B Rectifier

Input Healthy LED	AC power present.
Output Healthy LED	DC output voltage between 39.5 to 59.5 Vdc.
Current Limit LED	On when rectifier is in current limit.
Overvolts LED	On when rectifier is above 57 Vdc. (Must be powered down to
	reset)

Magnum VS Controller

DC OK (Green)	On when voltage is between 50 and 57 Vdc.
Major (Red)	On when Major Relay is de-energized*
Minor (Yellow)	On when Minor Relay is energized
Out Relay 1 (Red)	On when Output Relay 1 is energized
(Flashing Green)	Watchdog LED

*Major relay is energized in normal operation. If all power fails, major relay will lose power and the contacts will change state, signifying an alarm.

9.4. Mechanical

TWF0500H54B Rectifier

Dimensions (Overall)	5 in (12.7 cm) high x 2.75 in (7 cm) wide x 10.5 in (26.7 cm)
	deep
Dimensions (not including	5 in (12.7 cm) high x 2.5 in (6.3 cm) wide x 9.4 in (24 cm)
faceplate or connectors)	deep
Weight	4 lb (1.8 kg)
Color	Black front, Yellow zinc sides and back
Mounting	Hot swappable. Secured with 2.5 mm captive screws
Magnum VS 50 Power System

Magnum VS –48 Vdc User’s Manual Page 56