HHD1C-F Split Type Intelligent Motor Protector with LCD display
Product Description
Hhd1c series motor protector (hereinafter referred to as protector) is the latest product of low-voltage motor protector in China. This product is developed by using international advanced integrated circuit and microcomputer technology such as single chip microcomputer and EEPROM storage. Therefore, it has high parameter measurement accuracy, accurate and reliable fault resolution, complete protection functions and intuitive parameter display. It is equipped with RS485 serial digital interface, which can realize the functions of computer communication, detection and control. It is the most ideal motor protection product at present. It is widely used in petroleum, chemical industry, electric power, metallurgy, coal, light industry, textile and other industries.
Model Selection Guide
Model |
Current Range (A) |
Motor Power (kW) |
HHD1C-1 |
2-100 |
1-50 |
HHD1C-2 |
40-200 |
20-100 |
HHD1C-3 |
80-400 |
40-200 |
HHD1C-4 |
160-800 |
80-400 |
Notes |
1. When selecting the specification of the protector, it should be determined according to the rated power of motor |
2. The voltage specification AC220V or AC380V 50Hz, which is determined according to the secondary control circuit voltage of the motor |
3. HHD1B-3,-4 protector must be equipped with rhree CT with ratio of 5A |
Technical Data
Working Power |
AC220V, AC380V 50Hz |
Current Range |
-1: 2-100A ; -2: 40-200A; -3: 80-400A; -4: 160-800A |
Protection Functions |
Phase loss, 3-phase unbalance, overload, locked rotor, start avoidance, short-circuit, over voltage, under voltage, under load, earthing protections |
Display mode |
LED display 3-phase current and fault status and query |
Accuracy |
2.0 class |
Setting mode |
Button setting |
Contact Form |
One set NO and NC contact |
Contact Capacity |
3A AC380V (Resistive) |
Outline Size |
HHD1C-1,-3,-4: 100x66x156mm |
HHD1C-2: 120x63x168.5mm |
Mounting Method |
Fixed or 35mm rail mounting |
CT specification |
HHD1C-3, -4 need with additional CT |
Optional Function |
RS-485 Communication (Code T), 4-20mA transmission output ( Code B) |
Outline size
Split Type
Application Example
Manufacturing Facility
C-lin Relay Product Family