1 PCS used ALSTOM KBCH12001H12MEL Relay Protector #LYQ007
1 PCS used ALSTOM KBCH12001H12MEL Relay Protector #LYQ007
1 PCS used ALSTOM KBCH12001H12MEL Relay Protector #LYQ007
General Information (Original ALSTOM Factory Standard)
Model Overview: KBCH12001H12MEL, Relay Protector Manufactured by ALSTOM (Alstom SA, France), 100% Genuine Original Factory Product, Factory Calibrated, No Manual Modification, Complies with ALSTOM Official Quality Standards and Industrial Relay Protection Specifications[1][2].
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Parameter
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Specification (ALSTOM KBCH12001H12MEL)
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Unit
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Factory Notes (Original ALSTOM Description)
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Brand
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ALSTOM (Alstom SA, France)
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-
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Genuine ALSTOM original product, factory direct supply, 100% authentic, in line with ALSTOM global quality and relay protection standards[2].
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Product Model
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KBCH12001H12MEL
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-
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Original factory model, unchanged, factory calibrated before delivery, consistent with ALSTOM official datasheet and relay protector technical manual[2].
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Product Type
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Industrial Relay Protector, Power System Protection Module
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-
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Specialized for power system and industrial equipment relay protection, high stability, anti-interference, suitable for harsh industrial on-site environments[2][3].
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Operating Voltage
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24 VDC (Nominal); Allowable Fluctuation: ±10%; Rated Voltage Tolerance: 85%~115%
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VDC
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Compatible with global industrial power grid, stable voltage adaptation, ensuring long-term reliable operation of relay protection functions, avoiding misoperation due to voltage fluctuation[2].
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Power Consumption
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Max. 12 W (Full Load Operation); Typical: 8 W (Normal Operation)
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W
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Low power design, energy-saving, reducing industrial operation costs, no excessive heat generation, ensuring stable performance of internal components[2].
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Protection Function
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Overcurrent Protection, Short Circuit Protection, Overvoltage Protection, Undervoltage Protection, Phase Loss Protection (Configurable)
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-
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Multi-functional relay protection, configurable according to on-site needs, comprehensively protecting power system and industrial equipment from damage[2][3].
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Input Channels
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6 Analog Input Channels (Current/Voltage); 8 Digital Input Channels (Status Signal)
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Channels
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Multi-channel design, supporting simultaneous collection of current, voltage and equipment status signals, improving relay protection response efficiency[2].
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Current Input Range
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0-5 A AC (Rated); 0-1 A AC (Optional); Accuracy: ±0.1% FS (25 °C)
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A AC
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High measurement accuracy, accurately collecting current signals, ensuring accurate operation of overcurrent and short circuit protection functions[2].
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Voltage Input Range
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0-100 V AC (Rated); 0-220 V AC (Optional); Accuracy: ±0.1% FS (25 °C)
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V AC
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High voltage measurement accuracy, adapting to different power system voltage levels, ensuring reliable overvoltage and undervoltage protection[2].
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Digital Input Type
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NPN/PNP (Configurable), Dry Contact; Input Voltage: 24 VDC
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-
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Flexible configuration, adapting to different types of digital status signal input requirements, ensuring accurate collection of equipment operation status[2].
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Output Channels
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4 Relay Output Channels (SPDT); 2 Analog Output Channels (4-20 mADC)
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Channels
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Rich output interfaces, relay output for protection action control, analog output for signal feedback, meeting various industrial control and monitoring needs[2].
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Relay Output Capacity
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250 VAC/5 A, 30 VDC/5 A (SPDT Dry Contact); Mechanical Life: ≥ 10^7 Times
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VAC, VDC, A
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Stable contact capacity, long mechanical life, suitable for industrial control loop switching and protection action execution[2].
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Analog Output Range
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4-20 mADC (Configurable); Accuracy: ±0.2% FS
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mADC
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Precise output control, accurately transmitting protection and measurement signals to upper computer systems for monitoring and analysis[2].
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Protection Setting Range
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Overcurrent: 0.5~10 I_n; Overvoltage: 105%~150% U_n; Undervoltage: 50%~95% U_n
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-
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Wide setting range, flexible adjustment according to on-site power system parameters, adapting to different protection requirements[2][3].
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Response Time
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≤ 5 ms (Protection Action); ≤ 10 ms (Analog Input/Output); ≤ 1 ms (Digital Input/Output)
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ms
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Fast response speed, timely triggering protection action when faults occur, minimizing equipment damage and ensuring power system safety[2].
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Operating Temperature Range
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-20 ~ +70 °C (Ambient); No Condensation; Altitude: ≤ 2000 m
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°C, m
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Wide temperature adaptability, suitable for various harsh industrial on-site and power station environments, no performance degradation at high altitude[2].
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Storage Temperature Range
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-40 ~ +85 °C; Relative Humidity: 0~95% (Non-Condensing)
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°C, % RH
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Suitable for long-term storage and transportation in extreme environments, no component damage, ensuring product performance after storage[2].
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Protection Level
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IP20 (Front Panel); IP40 (Optional Protection Cover)
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-
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Dust-proof design, suitable for control cabinet installation, preventing dust ingress and damage to internal components, extending service life[2].
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Mounting Type
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Standard 35 mm DIN Rail Mounting; Installation Direction: Vertical (±15°)
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-
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Easy to install and disassemble, convenient for on-site maintenance and replacement, vertical installation ensures stable performance[2].
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Communication Interface
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RS485 (Modbus RTU Protocol); Baud Rate: 9600~19200 bps (Configurable); Optional Ethernet (Modbus TCP)
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-
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Stable communication performance, facilitating data interaction with upper computer systems, realizing remote monitoring and parameter setting[2].
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Certifications
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CE, UL, IEC 61131-2, IEC 60255 (Relay Protection Standard), RoHS
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-
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Complies with international industrial quality, safety and relay protection standards, applicable globally in power system and industrial fields[2].
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Service Life
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≥ 10 Years (Continuous Operation); ≥ 50,000 Hours MTBF (Mean Time Between Failures)
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Years, Hours
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Long service life, low maintenance frequency, reducing replacement costs and ensuring continuous and reliable operation of relay protection systems[2].
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Warranty Period
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12 Months (Original ALSTOM Factory Warranty)
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Months
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Covers manufacturing defects, excluding artificial damage, improper use and unauthorized modification[2].
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Application
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Power Generation, Power Transmission and Distribution, Petrochemical, Metallurgy, Water Treatment, Industrial Power Supply Systems, High-Voltage Equipment Relay Protection
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-
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Widely used in various power system and industrial fields, compatible with ALSTOM integrated control systems, providing reliable relay protection for equipment[2][3].
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Anti-Interference Performance
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Meets IEC 61000-4 Standard; ESD Protection: ±8 kV (Contact); ±15 kV (Air); Surge Protection: ±2 kV
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kV
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Strong anti-interference ability, resisting electrostatic, surge and electromagnetic interference, ensuring accurate operation of relay protection functions in complex industrial environments[2].
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