Feature

●Voltage phase sequence circuit breaker: JVR800-2, liquid crystal display voltage value, with timing counting function.
●Features: Modular standard design, installation on the rail, real-time monitoring of overcurrent, undercurrent, phase loss, current imbalance error.
●Function: switch-on delay function, output test function.There are two reset modules available: automatic reset and manual reset.
●Protection function: over current, phase loss, current imbalance, over voltage, undervoltage.Ultra-wide voltage design, universal use.
●Application Widely used in electric motors, water pumps, air compressors, central air conditioners, industrial control systems, refrigeration equipment, etc.


Description

Functions:
1. Three-phase voltage protection, chronograph and counter are integrated into one relay.
2. It is equipped with protection functions for overvoltage, undervoltage, phase failure, phase sequence and unbalanced three-phase voltage.
3. No external power required.
4. With useful functions: current delay, power test, etc.
5. The LCD can display the data for easy reading.
6. 2 remaining modules optional, manual and automatic.

Specification:
Model: JVR 800-2.
Monitoring circuit: L1, L2, L3.
Rated voltage: 208-480 V AC, 50/60 Hz.
Protection: over voltage, undervoltage, voltage asymmetry, phase loss, phase sequence, counter
Overvoltage adjustment range: 200-600V.
Adjustment range for undervoltage: 150-500V.
Voltage hysteresis: 1-20V.
Delay time for overvoltage and under voltage: 0.1-30s.
Voltage unbalance ratio: 1-50%.
Hysteresis of voltage unbalance: 1-10%.
Delay time for voltage unbalance: 0.1-30s.
Delay time for phase loss: 0.1-30s
Delay time for phase sequence: 0.1-30s.
Start delay time: 0-999s.
Auto reset mode: ON/OFF
Auto reset time: 0.1-999s
Timer and counter input: AC/DC 80-450V.
Display: LCD display for voltage, current and operating status.
Output contacts: 1 E/A, 1 Ö
Contact capacity: 6A, 250VAC
Dimensions (H x W x D): 80 x 43 x 54 mm / 3.15 x 1.69 x 2.12 inches.
Installation: suitable for 35 mm rails.
Weight: 129 g.

Package list:
1 x 3-phase voltage monitoring relay.