APC DP300E Series manual Temperature on static bypass

Alarms

NOTE:

Utility = Mains

7OA0004 US rev. 02

Possible alarm		Description	Action
20.	High temp. isolation	Temperature on isolation	Check fan, check for
	transformer	input/output transformer to	airflow obstructions,
		high	check for overload
21.	High temp. utility static	Temperature on static input	As no. 20
	switch	switch too high
22.	High temp. bypass static	Temperature on static bypass	As no. 20
	switch	switch too high
23.	High temperature main	Temperature on main inverter	As no. 20
	inverter	too high
24.	High temperature delta	Temperature on delta inverter	As no. 20
	inverter	too high
25.	Low DC shutdown	The battery has been	Ensure battery
		discharged to minimum	recharging
		permissionable level
26.	Low DC warning	The battery is nearly	Save your data now
		decharged	Power down equip-
			ment
27.	Mains is moment. out of	Short disturbances on the	–
	tolerance	utility supply (1 ms tran-
		sients)
28.	Mains is out of tolerance	Utility input voltage r.m.s.	–
		value outside limits
29.	Mains freq. is out of	Utility input frequency outside	–
	tolerance	limits
30.	Bypass is moment out of	Short disturbances on the	–
	tolerance	bypass voltage
31.	Bypass is out of tolerance	Bypass input voltage outside	–
		limit
32.	Bypass freq. is out of	Bypass input frequency	–
	tolerance	outside limits
33.	Output is moment. out of	Short disturbances on the	If repetitive call for
	tolerance	output voltages	assistance
		(inrush current)
34.	Output is out of tolerance	Output voltage outside limits	Call for assistance
35.	Output freq. is out of	Output frequency outside	Call for assistance
	tolerance	limits
36.	High battery temperature	To high battery ambient	Check system
		temperature	ambient temp., check
			fan, check for airflow
			obstructions
37.	Battery week	Battery capacity below 75%	Perform a battery
		or battery MCCB switched off	capacity test
38.	Battery defective	Insufficient battery capacity	Call for assistance
		or battery MCCB switched off

28 User Guide Silcon DP300E Series 480V 400-500kVA