HKVF-607 Frequency & Voltage Emergency Control Device
PRODUCT OVERVIEW
The device is suitable for the protection measurement and control of interval units of 110kv and below voltage levels,with perfect protection,measurement control,communication monitoring functions,for substations,power plants high and low voltage distribution and plant power system protection and control provides a complete solution,all devices can be installed centrally in the group,can also be instralled in the high and low voltage switchgear,used in the power grid must rate voltage abnormal need emergency control occasions,such as low-frequency,low-voltage load shedding or high-frequency cutting machine,It can also be used as a terminal actuator to execute remote trip commands or load cutting and cutting machine commands sent by the area stability control system.hd device has compact structure,modular design and strong versatility,which can be applied to power grid voltage and frequency emergency control,system delisting,cutting and other occasions.
KEY FEATURE
Rated Working Voltage |
AC220V, DC220V or DC110V |
Rated Technical Parameter |
AC current 5A or 1A,AC voltage 400V or 100V,frequency:50Hz |
Power Dissipation |
≤5w when working, ≤10w when protecting,AC current loop: <1VA/phase, (IN=5A),<0.5VA/phase (IN=1A) |
Working Range |
Current: 0.041--20In, Voltage: 0.4V--1.2Un, Frequency: 0.9--1.1Fn, Time: 0--100s. |
Accuracy of Protection Part |
Setting accuracy:≤±5%,time accuracy:≤±1%,setting time:35mS, Whole group action time:≤35mS,frequency:≤±0.50.01Hz |
Measurement & Control Accuracy |
AC value accuracy:≤±0.2%,active/reactive:≤±0.5% |
Switch Value Input |
Mode:passive number of optically isolated inputs:16 Working voltage: AC 220V,DC 220V or DC 110V |
Relay Input |
Contact capacity: AC250V/DC 220V 5A Mode: passive (empty contact) |
Communication Interface & Protocol |
RS485, MODBUS RTU, Baud Rate:≤1Mbps |
Environment |
Temperature: -25℃~70℃ Humidity: 5--95% RH |
Front View Aperture Size
HKVF-607 Frequency & Voltage Emergency Control Device