Delta Electronics VFD-VE Series manual Load, 06-15, 06-16

Chapter 4 Parameters

The parameter is set by the output frequency, current and operation time of the drive for activating the I2t electronic thermal protection function. The function will be activated for the 150% * setting current for the setting of Pr.06-14/Pr.06-28.

Operation
time(min)
5	60Hz or more
4
	50Hz
3	10Hz
2	5Hz
1
	Load
0	20 40 60 80100120140160180200 factor (%)

06-15	Heat Sink Over-heat (OH) Warning			Unit: 0.1
Control	VF	VFPG	SVC FOCPG TQRPG	Factory Setting: 85.0
mode
	Settings		0.0 to 110.0 oC
06-16	Stall Prevention Limit Level			Unit: 1
Control	VF	VFPG	SVC	Factory Setting: 50
mode
	Settings		0 to 100% (refer to Pr.06-03, Pr.06-04)

When operation frequency is larger than Pr.01-01, Pr06-03=150%, Pr. 06-04=100% and Pr.

06-28=80%:

Stall Prevention Level during acceleration = 06-03x06-28=150x80%=120%.

Stall Prevention Level at constant speed= 06-03x06-28=100x80%=80%.

06-17Present Fault Record
06-18Second Most Recent Fault Record
06-19	Third Most Recent Fault Record
06-20	Fourth Recent Fault Record
06-21	Fifth Most Recent Fault Record
06-22	Sixth Most Recent Fault Record
	Settings	0 to 65	Factory Setting: 0

Settings

Control Mode

VF VFPG SVC FOCPG TQRPG

4-100 Revision August 2008, 03VE, SW V2.04