Over Voltage/under Voltage, Phase Failure, Phase Sequence Protection Relay HHD11 Series

Working power supply: three-phase AC380V 50Hz
Protection function: phase sequence protection
Display mode: LED indicates working status
Contact form: a set of normally open and normally closed contacts
Contact capacity: 3A AC250V (resistive)
Dimensions: 24.5×85.5×90.5mm
Installation method: device type or 35mm guide rail type
Note: HHD11-A phase sequence protector is suitable for elevator power phase sequence protection (replacement of market elevator phase sequence protector)

Working power supply: three-phase AC380V 50Hz
Protection function: overvoltage, undervoltage, phase failure, phase sequence, voltage imbalance
Display mode: LED indicates working status
Contact form: a set of normally open and normally closed contacts
Contact capacity: 3A AC250V (resistive)
Installation method: device type or 35mm rail type

HHD11-A

HHD11 series
Model	HHD11-A	HHD11-B	HHD11-C	HHD11-D
Supply voltage	Three-phase AC380V 50Hz
Protection function	Phase sequence protection	Phase failure, phase sequence, voltage imbalance	Overvoltage, undervoltage, phase failure, phasesequence, voltage imbalance	Overvoltage (adjustable), undervoltage (adjustable), phase failure, phase sequence, voltage imbalance
Display mode	LED indicates work status
Contact form	1 set of NO and NC contacts
Contact capacity	3A AC250V(resistive)
Dimension	24.5×85.5×90.5mm
Installation method	Screw mounting type or 35mm DIN rail type