Control Techniques Unidrive Servo Series Product Data page 15

drive technical specifications
Protection
DC Bus Undervoltage Trip
DC Bus Overvoltage Trip
MOV Voltage Transient Protection
(Line to Line & Line to Ground)
Drive Overload Trip
Instantaneous Overcurrent Trip
Phase Loss Trip
Overtemperature Trip
Short Circuit Trip
Ground Fault Trip
Motor Thermal Trip
350 VDC
830 VDC
160 Joules, 1400 Volts Clamping
Current overload value is exceeded.
Programmable to allow up to 175% of Drive Current for one minute.
215% of Drive rated current
DC bus ripple threshold exceeded
Drive heatsink temperature exceeds 95°C
Protects against output phase fault
Protects against output phase to ground fault
Electronically protects the motor from overheating due to
Loading conditions
15