MULTISPAN VPR-22 User Manual

Power Supply : Self power
Tripping Parameters : Under voltage
Over voltage
Phase asymmetry
Phase sequence
Phase loss
Output: 1 Relay 1C/O ,5A 230V AC Resistive load
Input Voltage : 280 to 520V AC ( L- L ) 3Ø -3W
Voltage Protection Relay
VPR-22
UNDER VOLTAGE KNOB
OVER VOLTAGE KNOB
FAULT INDICATION LED
for under voltage, over voltage,
phase sequence, phase asymmetry
& phase loss
MAIN LED
for visualisation of power
supply status
Rated Voltage : 415V AC ( L- L )

MULTISPAN VPR-22 Specifications

General

Contact Form	DPDT
Coil Voltage	12VDC
Mounting Type	PCB
Operate Time	10ms
Release Time	5ms
Vibration Resistance	10-55Hz, 1.5mm

Summary

Voltage Protection Relay Features

Fault Indication LED

Indicates under voltage, over voltage, phase sequence, phase asymmetry, and phase loss.

Under Voltage Knob

Adjustable knob for setting the under voltage threshold.

Over Voltage Knob

Adjustable knob for setting the over voltage threshold.

Main LED Indicator

Visualizes the power supply status of the relay.

Terminal Connections and Specifications

Terminal Connection Diagram

Illustrates the wiring for L1, L2, L3, and output terminals 15, 16, 18.

Power Supply and Input Voltage

Details self-powered operation and input voltage range of 280-520V AC.

Output Specifications

Describes the relay output: 1C/O, 5A, 230V AC resistive load.

Delay Time Settings

Specifies trip delay, power ON delay, and asymmetry delay times.

LED Indicators Function

Defines the meaning of RED (PL), Blinking Red (PA), Yellow (PS) LEDs.

Operational Functions

Lists functions like phase loss, phase asymmetry, hysteresis, and rated voltage.

Control Function Diagram

Voltage and Phase Monitoring

Graphical representation of over/under voltage, phase loss, and asymmetry.

Trip and Delay Timing

Illustrates trip delay (T) and power ON delay (TP) in relation to functions.

Dimensions and Safety Precautions

Product Dimensions

Provides the physical measurements of the relay in millimeters.

General Safety Instructions

Emphasizes following manual instructions for safe operation and handling.

Electric Shock Warning

Highlights the risk of electric shock and necessary precautions during wiring.

Installation Guidelines

General Installation Rules

Guidelines for panel mounting, avoiding metallic debris, and switch placement.

Mechanical Mounting Instructions

Steps for installing on a DIN rail, ensuring proper fit, and removal.

Environmental and Terminal Usage

Advice on avoiding proximity to heat sources and not using unused terminals.