MKVVP-450/750V-8×0.5 Mining Sheathed Control Cable Technical Analysis
I. Model Definition and Structure
MKVVP‌：
Coal mine cables (compliant with MT 818-2009 standard)
Control Cable (for signal transmission and equipment connection)
VV: Poly insulating + poly sheath (oil and acid/alkali resistant)
P: Copper wire braided shield layer (coverage ≥85%, anti-EMI interference).
8x0.5: 8-core cable, each conductor has a cross-sectional area of 0.5mm² (copper core diameter approximately 0.8mm).
II. Key Performance Parameters
Parameter items Technical Specifications Standard Basis
Rated Voltage 450/750V (compatible with PLC, DCS control systems) MT 818-2009‌
Operating Temperature -20°C to 70°C (short-term temperature resistance up to 85°C) MT 386-1995‌
Shielding Effectiveness ≥60dB（100kHz-1GHz） Q/TX001-2006‌
Bend Radius ≥6 times the outer diameter (unarmored) MT 818-2009‌
Flame Retardant Rating Meets MT 386 standard (self-extinguishing upon vertical burning) MT 386-1995‌
Section 3: Application Scenarios
Underground Monitoring System: Methane Sensor Signal Transmission (Shielding Layer Signal Stability)
Industrial Automation: Inverter control cabinet internal wiring (excellent electromagnetic interference resistance performance)
Strong electromagnetic field environment: 500kV substation and power plant distribution equipment.