UNT-MMII Electric Motor Intelligent Protector

UNT-MMII Electric Motor Intelligent ProtectorIt is a motor protection and control device developed based on microprocessor technology. This product has comprehensive motor protection functions, supports professional motor control methods, and provides * * monitoring functions.

Intelligent protector for electric motorsAdopting a modular design structure, the product has a small volume, compact structure, and easy installation. It can be directly installed and used in low-voltage control terminal MCC cabinets and various drawer cabinets with 1/4 modulus and above. This product supports DCS/PLC hard wired mode (DC4~20mA analog output, alarm/protection signal output) and RS-485 network communication mode, making it convenient for users to centrally control MCC.

Intelligent protector for electric motorsIt integrates functions such as measurement, protection, control, interlocking, and communication, and can protect and control three-phase asynchronous motors and increased safety motors. It is an ideal product for motor protection in industries such as petroleum, chemical, coal, power, metallurgy, and municipal engineering.

characteristic

1. Adopting microcomputer technology and high-performance low-power circuits, with high-speed operation and stable performance.

2. Modular structure of the whole machine, card type current sensor, small size, easy installation. It can also be installed separately, with the main body dimensions following international instrument device standards.

3. Using digital processing technology, it has high measurement accuracy, good linearity, fast fault diagnosis speed, and * * reliability.

4. High definition wide temperature backlit LCD display, with intuitive and convenient parameter setting, measurement, and fault recording.

5. A motor protection network that can communicate with computers to form a remote monitoring system.

6. One machine is versatile and can replace ammeters, current transmitters, thermal relays, leakage relays, and voltmeters.

Scope of application and usage conditions

1. 380VAC, 660VAC three-phase asynchronous motor, feeder circuit protection.

2. Protector power supply voltage; 220VAC，380VAC、50HZ。

3. Exterior structure: There are two forms: integral and split, with a split installation distance of ≤ 5 meters.

4. Environmental temperature: -30 ℃~+65 ℃, relative humidity ≤ 90%.

5. Usage environment: There is no environment with gases that can corrode metals and damage insulation properties.

6. Installed in places without severe vibration impact, strong magnetic field interference, and rain and snow invasion.