Mitsubishi 2033D SERIES technical manual DC circuit failure

MITSUBISHI	2033D SERIES UPS	Page Number:
ELECTRIC	OWNERS / TECHNICAL MANUAL	6-5

(Note 1)

Audible annunciator: [1] continuous sound, [2] intermittent sound

[3] intermittent sound (May be canceled by option settings)

(Note 2)

(a)"Major" is defined as major failure. Inverter transferred to the static bypass line

(b)"Minor" is defined as a minor failure. UPS continues to operate normally, but cause of alarm must be identified

(Note 3)

Indicates one of two possible LED illumination patterns - continuously on (lit) or intermittent (flicker).

(Note 4)

External send-out possible by option setting.

(Note 5)

Trips the battery breaker 72B.

(Note 6)

For other than sealed-type battery.

(Note 7)

If the specified time elapses, will transfer to the bypass power supply.

(Note 8)

Shows only when corresponding option settings are made.

(Note 9)

Code indication means:
UA+++-----------------------	Alarm
UF+++-----------------------	Failure
U%0++ ----------------------	Converter circuit failure
U%1++ ----------------------	DC circuit failure
U%2++ ----------------------	Inverter circuit failure
U%3++ ----------------------	Control circuit failure
U%4++ ----------------------	Bypass system failure
U%8++ ----------------------	Alarm
U%+00 - U%+49 --------	Major failure
U%+50 - U%+99 --------	Minor failure

*)	“+” denotes any numeral from 0 to 9
*)	“%” denotes either “A” or “F”
	MITSUBISHI ELECTRIC 2033D SERIES UPS