ABB 87TS50E-E GKWE857800R1214 Analog Input Module

ABB 87TS50E-E Technical specifications​

Rated current range: 0.5A - 50A (CT can be expanded to 500A)

Rated voltage: 110-690V AC (50/60Hz)

Input signal: 3-phase current (CT input), 3-phase voltage (optional)

Relay output: 2CO (contact capacity: 5A @ 250V AC)

Communication interface: Modbus RTU (RS485)

Protection function: overload, phase loss, stall, unbalance, ground fault

Measurement accuracy: current ±1%, voltage ±2%

Power supply voltage: 24-240V AC/DC

Installation method: panel DIN

Purpose:ABB 87TS50E-E is an electronic motor protection relay, belonging to the ABB MPR series, designed for comprehensive protection and control of low-voltage motors. Its core function is to monitor motor current, voltage, temperature and other parameters in real time, provide overload, phase loss, stall, imbalance and other fault protection, and support start-stop control.

Application:Industrial manufacturing: Intelligent protection of motors such as pumps, fans, and compressors. Building facilities: Energy consumption management and fault warning of HVAC systems and elevator motors. Water treatment and energy: High reliability protection of sewage pumps and seawater desalination equipment. Mining and metallurgy: Heavy-load adaptation of crushers and conveyor belt motors.