Citic Pb2 Driver -

The PB2 is not a standalone motor; rather, it is a heavy-duty geared drive unit (often referred to as a mill driver or gear reducer) designed by CITIC. It is typically employed in conjunction with large synchronous or induction motors to drive ball mills, SAG (Semi-Autogenous Grinding) mills, and rotary kilns in the mining, cement, and metallurgical sectors.

The "PB2" designation usually refers to a specific frame size and torque class within CITIC’s parallel shaft or right-angle drive series. These units are engineered to withstand extreme shock loads, high vibration, and continuous 24/7 operation. citic pb2 driver

| Fault Type | Detection Method | Response Time | |---------------------|-----------------------------|---------------| | Overcurrent | Shunt resistor + comparator | < 2 µs | | Overtemperature | NTC on heatsink | 100 ms | | Undervoltage | Voltage divider + ADC | 10 ms | | Short circuit (phase)| Desaturation detection | < 1 µs | The PB2 is not a standalone motor; rather,

| Feature | CITIC PB2 | Leadshine EM‑806 | Delta ASD‑A2‑0421 | |-----------------------|-----------|------------------|--------------------| | Max input voltage | 80 V | 80 V | 220 V AC | | Continuous current | 10 A | 8.3 A | 2.6 A (rms) | | Control loop update | 25 µs | 50 µs | 62.5 µs | | Fieldbus options | Modbus, CANopen | Pulse/dir only | CANopen, EtherCAT | | Integrated EMC filter | Yes | No | Yes | | Price (USD, 2024) | $129 | $145 | $210 | These units are engineered to withstand extreme shock