Motor protection and control device (hereinafter referred to as the monitoring device), is developed and produced by our motor protection products over thirty years of experience in domestic and foreign products and the full study, a new generation of full-featured integrated monitoring and control devices to user needs and the low base of the chest of drawers. The monitoring device with advanced fieldbus, microprocessor-based technology, modular structure; low-voltage and low-voltage AC motor by the microprocessor to perform motor monitoring and control functions, and contactors, soft starters, MCCB tie for line loops provides a set of set of control, protection, monitoring and bus communication in one solution. Replace the thermal relay, thermal protection, leakage protection, under-voltage protection, eliminating time relay, relays, auxiliary relays, current transformers, instrumentation, control and selector switches, lights, programmable controllers, transmission a variety of add-ons, etc., which greatly simplifies the difficulty of system wiring; avoid due to motor overload, locked rotor, phase failure, phase current imbalance, over-voltage, leakage and other faults caused by accidents; the intelligent MCC the ideal choice. This device is suitable for AC 50HZ, rated voltage AC380V / 660V, rated current 800A and below the AC induction motors are widely used in electric power, petrochemical, light industry, coal, paper, steel, metallurgy, textile and other industries. -------------------------------------------------- ------------------------------ product complies with the relevant requirements of the following standards GB / T 14048.1 -2000 voltage switchgear and control equipment General GB / T 14048.4-2003 IEC60947-4-1: 2000 Low-voltage switchgear and control voltage electromechanical contactors and motor starters GB / T 10736-2007 voltage motor protection GB / T 14048.5-2001 voltage switchgear and control equipment Part 5-1 Control circuit devices and switching elements - Electromechanical control circuit devices GB / T 14598.13-2008 (IEC 60255-22-1: 2007) oscillation immunity test GB / T 14598.14-1998 (IEC 60255-22 -2: 1996) Electrostatic discharge immunity test GB / T 14598.9-2002 (IEC 60255-22-3: 2000) RFEMS test GB / T 14598.10-2007 (IEC 60255-22-4: 2002) electrical fast transient burst immunity test GB / T 14598.18-2007 (IEC 60255-22-5: 2002) Surge immunity test GB / T 14598.17-2005 (IEC 60255-22-6: 2001) RF field conducted disturbances induced immunity test GB / T 14598.16-2002 (IEC 60255-25: 2000) conducted emission limits test GB / T 14598.16-2002 (IEC 60255-25: 2000) radiated emission limits test the main features ▲ Use convenient, simple operation, Chinese LCD screen, all electrical parameter information and settings can be modified by the function keys to read on the panel. ▲ features highly integrated, set protection, measurement, monitoring, control, communications and other functions in one. ▲ international universal input power supply module, compatible with 85-265V AC or DC Power Supply, reducing the power requirements of the work. ▲ "tE time protection" in line with increased safety explosion-proof motor thermal overload protection standards GB3636.3-2000 ▲ overload "Time - current characteristics" in line with GB / T14048.4-2003 standards, and add more tripping level, meet weight load start-up requirements. ▲ temperature protection: more direct monitoring of the motor fever cases, in line with standard GB / T14048.X-200X. ▲ high-performance, mixed-signal microprocessor core, with a high-speed computing and real-time signal processing capabilities, easy to complete protection algorithm; the reliability and performance of the microprocessor bus no chip, the system is greatly improved and enhanced reliability ; AC sampling, and accuracy when in fact much higher than the other way around. ▲ support Modbus protocol, can be directly connected to the existing DCS system. ▲ products in the earthquake, interference aspects of the well-designed and rigorous electromagnetic compatibility testing to ensure the safe operation of equipment and anti malfunction. ▲ current high-speed acquisition of access devices, the voltage input signal data, high accuracy. Measurements include: phase current, phase voltage, line voltage, frequency, active power, reactive power, power factor, integral power level and pulse energy, etc., measuring a wide current range, you can omit the cost of a transformer; a variety of power measurement accuracy and non-power signal can be adjusted by the channel correction factor, no need to adjust the hardware circuit. ▲ event record up to 96, can upload it may be viewed, for fault diagnosis and provide a strong basis for accident analysis. ▲ "Akira power from the start" function, the main circuit short blackouts or power sharing startup sequence can be realized according to the set parameters after switching; ▲ has perfect self-test capabilities, including memory, export, communication ports, etc., can be found abnormal devices automatic alarm. ▲ protection logic and control logic with programmable functions. ▲ using frequency tracking technology, accurate sampling frequency AC circuit. ▲ Transmitter Powerful: Built 4 ~ 20mA analog output, optional multiple power (current, voltage, power, energy), and the range is adjustable. ▲ Start: direct start, pros and cons of starting, Y- △ start, auto-voltage starting, remote from the start.