پیدا شد 54 محصولات برای "
power system protection relays
"
110V / 240V بیش از ولتاژ حفاظت دیجیتال رله 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 ...
رله حفاظت از زمین زمین، حفاظت رله دیجیتال 5A
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 ...
رله محافظتی اتوماتیک معکوس حفاظت IDMT Overcurrent
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 ...
AC IDMT خودکار رله محافظت بیش از حد جریان 5A تک فاز
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...
KLR332 رله محافظ سبز LED قرمز LED تماس با ماده آلیاژ نقره ای
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 ...
رله حفاظت KLR733، زمان رله نشتی مجدد زمین، حداکثر 15ms زمان رله
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...
رله حفاظت از زمین 5A حساس برای حفاظت از نشت زمین
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 ...
GTH40 UL رله تقویت کننده مغناطیسی رله حفاظت الکتریکی
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, ...
GTH-12M مود موتور رله حرارتی بیش از حد، رله حفاظت از اضافه بار
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. ...
