Trovato 54 prodotti per "
power system protection relays
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110V/240V sopra il relè di protezione di Digital di tensione 30mA 50mA 75mA 100mA
110V / 240V Over Voltage Digital Protection Relay 30mA 50mA 75mA 100mA Description: Purple Horn Earth Leakage Relay is a micro-mrocessor based electronic protection device designed to recognize current leakage to ensure the protection of electrical installations and persons against direct and ...
Relè di protezione a terra del guasto a terra, relé di protezione di 5A Digital
Ground Earth Fault Protection Relay , 5A Digital Protective Relay A relay used in the power system to detect neutral or ground faults measure the vector difference of the three phase power, or measure the neutral current directly. Description: Purple Horn Relay is a micro-mrocessor based electronic ...
Protezione inversa automatica di sovracorrente dei relé di protezione IDMT di tempo
Automatic Inverse Time Protective Relays IDMT Overcurrent Protection Time overcurrent relays operate with a time delay, which is adjustable. For given setting, the actual time delay depends on the current through the relay coil. Higher current will cause a faster operation of the relay. The minimum ...
Monofase automatica del relè di protezione di sovracorrente di CA IDMT 5A
AC IDMT Automatic Overcurrent Protection Relay 5A Single Phase A relay is intended protect loads or circuits from excessive current. Description: Purple Horn overcurrent protection delivers comprehensive protection schemes for low voltage applications. All Mikro's overcurrent units are microprocesso...
Lega d'argento materiale LED del relé di protezione KLR332 del contatto rosso di verde LED
KLR332 Earth Leakage Relay Protection Relay green LED red LED contact material silver alloy Features ① Numerical earth leakage relay ② Programmable current sensitivity and time delay ③ Built-in digital harmonic filter ④ Detection of no connection to current transformer ⑤ Real-time leakage current ...
Relè di protezione KLR733, tempo di funzionamento di relè Reclosing di dispersione verso terra 15ms massimo
KLR733 Protection Relay , Reclosing Earth Leakage Relay Operating Time 15ms Max Features ① Numerical self-reclosing earth leakage relay ② Programmable current sensitivity and time delay ③ Programmable number of reclosing ④ Programmable time delay for reclosing ⑤ Programmable automatic reset time ⑥...
Relè di protezione sensibile del guasto a terra 5A per protezione di dispersione verso terra
Sensitive 5A Earth Fault Protection Relay for Earth Leakage Protection A relay used in the power system to detect neutral or ground faults measure the vector difference of the three phase power, or measure the neutral current directly. Description: Purple HornRelay is a micro-mrocessor based ...
Relé di protezione elettrici del relè termico magnetico di sovraccarico dell'UL GTH40
GTH40 UL Magnetic Thermal Overload Relay Electrical Protective Relays UKH series thermal overload relays apply to circuit of AC 50Hz or 60Hz, rated voltage to below 660V and rated current . 1A-800A for AC motor overload and open-phase protection during long time or intermittent long time service, ...
Relè termico di sovraccarico del mini motore di GTH-12M, relè di protezione di sovraccarico
GTH-12M Mini Motor Thermal Overload Relay , Overload Protection Relay Thermal overload relays are protective devices. They are designed to cut power if the motor draws too much current for an extended period of time. To accomplish this, thermal overload relays contain a normally closed (NC) relay. ...
