CAT Digital Voltage Regulator (CDVR) PC Software v252-7515-01
The Caterpillar Digital
Voltage Regulator (CDVR) is a microprocessor based control designed to provide precise
voltage control, robust transient response, and generator protection with
industry leading features and versatility.
FEATURES:
● Microprocessor based
control featuring choice of three control modes standard:
- Automatic Voltage
Regulation (AVR)
- Power Factor Regulation
(PF)
- Reactive Power Regulation
(Var)
● Programmable stability
settings.
● Soft start control with an
adjustable time setting in AVR control mode.
● Dual Slope Underfrequency
(volts/hertz)regulation.
● Three-phase or
single-phase generator voltage(RMS) sensing/regulation in AVR mode.
● Single-phase generator
current sensing for regulation purposes.
● Field current and field
voltage sensing.
● Five contact sensing
inputs for system interface.
● One common LED for visual
indication of Alarm and Shutdown fault conditions.
● Fault Shutdown Driver and
Alarm Output Driver for indication of Alarm and Shutdown fault conditions.
● Generator paralleling with
reactive droop compensation and reactive differential compensation.
● Line drop compensation.
● Remote communication
interface via CAN 2.0B.
● Ten generator protective
functions.
● UL 508A Recognized and CE
certified.
Tags: CAT
