Toshiba VF-PS1, VF-AS1 Commercial Power Supply Backup, Control power supply, backup option *1

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1. Commercial Power Supply Backup

When the inverter’s protective function is activated, switching power to commercial power supply makes the motor run immediately.

1.1. Standard connection diagram
			MC1 *2
		PO	PA/+	PC/-	PB
								For motor protection
MCCB	MC2	*3				MC3	*2	THR *4
		R/L1			U/T1
								Motor
		S/L2			V/T2
			Main circuit					I M
		T/L3			W/T3

Control power supply			F	Run
				command
backup option *1			R
	+SU		ST	Stand-by *7
	FLA		RES	Reset *6
	FLB	Control	S1
		circuit	S2	Emergency
	FLC	FL		stop *5
		Protective action	S3
	P24/PLC	detection relay
RY1	OUT1		CC	Common
RY2	OUT2		G / E
	NO
	CC
	OUT1 FM AM CCA RX VI/II RR/S4 PP

*1: The control power supply backup option (Model: CPS002Z) is needed.

*2: Observe the Item 1 in 1.3, “Precautions.”

*3: See Item 2 in 1.3, “Precautions.”

*4: Be careful about Items 3 in 1.3, “Precautions.”

*5: Be careful about Items 5 and 7 in 1.3, “Precautions.”

*6: Be careful about Item 6 in 1.3, “Precautions.

*7: VF-AS1's 'WP1/WN1' model and VF-PS1 don't have 'ST' terminal. Please set next parameter for use 'S3' terminal as 'ST' function.

f110	(Always ON function selection 1)	= 0
f117	(Input terminal function selection: S3)	= 6

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