ABB UNITROL ® 1000 series compact IGBT automatic voltage regulator

Product positioning and core advantages

UNITROL ®  1000 is a low-power compact IGBT automatic voltage regulator launched by ABB, featuring high integration, high reliability, and easy deployment. It is designed specifically for low-power excitation applications and can be directly installed in the unit junction box to adapt to harsh industrial environments such as strong vibration and wide temperature.

Product model and power specifications

Model Rated excitation current (55 ℃) Overload current (10s) Positioning

UNITROL 1010 10A 20A Compact Basic Model

UNITOL 1020 20A 40A Standard High Performance Model

UNITROL 1000-PM40 40A 80A 1020 Power Expansion Module

Hardware Design and Interface

Machinery and Environment

Material: Polymer shell+solid aluminum substrate, vibration resistance meets DNV B level

Temperature: Operating at * * -40 ℃~+70 ℃ * *, with a maximum heat sink temperature of 90 ℃

Protection: Strong EMC anti-interference, power/measurement terminals separated from I/O

Power Supply and Power Circuit

Main input: three-phase AC 0~300V/DC 0~420V

Auxiliary power supply: single-phase/three-phase AC 9~300V/DC 18~420V

Output technology: Mature IGBT technology, supporting AC/DC input sources

Local man-machine and indication

Display screen: Real time display of voltage, excitation current, and operating mode

LED: green (power on), yellow (excitation/software running), red (fault)

Local button: Parameter viewing and modification

Communication and I/O

Communication: Ethernet (Modbus TCP), USB, RS485 (Modbus RTU), CAN (Dual Machine/Power Module)

Simulated I/O: 3 inputs and 2 outputs, ± 10V reference

Digital I/O: 4 in/8 in/out configurable, 24V 600mA output

Software Function Package (Level 3 Configuration)

LIGHT: AVR/FCR/PF/VAR regulation, excitation/voltage/V/Hz/PQ/motor current limiting, soft start, voltage matching

BASIC: Includes LIGHT, adds Modbus TCP, rotating diode monitoring, dual channel, VDC current sharing (up to 31 units)

FULL: Includes BASIC, added synchronization function, 500 event recording, 12 data recording, real-time clock

Optional: PSS power system stabilizer (IEEE 421.5-2005 2A/2B)

Debugging tool CMT1000

Connection: USB/Ethernet, Ethernet supports remote access up to 100 meters away

Function: Parameter configuration, PID tuning, 6-channel oscilloscope (50ms resolution), data upload, fault diagnosis

Key technical parameters

Voltage regulation accuracy: 0.2% (25 ℃)

AVR response time: three-phase measurement * *<20ms * *, single-phase * *<50ms**

Measurement accuracy:<± 1%, frequency range 10-150Hz

Certification: CE, cUL (UL 508c), DNV Class B

Application scenarios

Land use: diesel/gas/steam/hydro generator sets

Marine: electric propulsion, auxiliary power supply

Traction: diesel electric locomotive

Wind power: directly connected synchronous machine

Industry: Synchronous motor drive