P12X P12Y P13X P14X P22X P24X P34X P43X P44X P44Y P521 P53X P54X P59X P63X P64X P72X P74X P746 P79X P821 P841 P849 P92X P3Advanced P3Standard VAMP50_52 VAMP55 VAMP57 VAMP59 VAMP210 VAMP230 VAMP259 VAMP265 VAMP265M VAMP300G VAMP300F VAMP300T

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High Performance Relay Distance Protection
MiCOM P44x provides high speed and high performance distance protection for all overhead lines and cable applications and offers a comprehensive range of protection functions as standard.

거리 보호용 고성능 계전기
MiCOM P44x는 모든 가공 선로 및 케이블 애플리케이션에 고속 및 고성능 거리 보호를 제공하며, 표준으로 종합적인 보호 기능을 제공합니다.


항목 사양
  P443 P445 P446
제어전원 (Power Supply) 24-32Vdc
CT Inputs 5 4 8
VT inputs 4 4 5
Number of Digital input (max) 32 16 24
Number of Digital Output (max) 32 16 32
보호기능 Distance (21/21N)
Check synchronising (25)
Directional power (32)
Negative sequence overcurrent (46)
Directional negative sequence (46/67)*
Broken conductor (46BC)
Thermal overload (49)
Earth fault (50/51N)
Phase overcurrent (50/51P)
Stub bus protection (50ST)
Over / under voltage (59/27)
Residual over voltage (59N)
Circuit breaker failure (62/50BF)
Phase directional (67P)
Earth fault directional (67N)
Out of step tripping (68)*
Power swing blocking (78)
Auto-reclose (79)
Over / under frequency (81)
Rate of change of frequency (81R)
Current transformer supervision / VT supervision (CTS/VTS)
통신 프로토콜 (Communication Protocol) IEC60870-5-103, DNP3.0, Modbus, K-bus/Courier, IEC61850
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File Download
P44y User Manual 다운로드
P445 User Manual 다운로드
Product Catalog 다운로드


Got a question? We'd love to hear from you!


경기도 성남시 중원구 상대원동 5445번지 우림라이온스벨리 3차 1106호

Phone Number

(031) 739 9200


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