Marsh Bellofram has announced the UPA-200 high-voltage universal power alert series, available in March 2012.
The UPA-200 is a reliable safety tool for pre-verification of the presence or absence of residual electrical power or charges, or as a zero energy indicator, both before or during mechanical lock out/tag out (LOTO) procedures. When illuminated, the device (patent pending) provides ...
The voltage relays of the VME420 series are designed to monitor the frequency, undervoltage, overvoltage and the voltage between two threshold values (window ...
The multi-functional voltage relays of the VMD420 series are designed to monitor the frequency, undervoltage and overvoltage and the voltage between two threshold ...
The relays of the SUR357Z/358Z series are designed to monitor the voltage of three-phase AC systems. The relays can be ...
Relion® REU610 is a voltage IED for system voltage protection, measuring and supervising in utility and industrial power systems. As a part of the 610 series IEDs REU610 is certificated ...
REU615 is available in two standard configurations, denoted A and B. The A configuration is designed for voltage and frequency based protection applications in utility and industrial power systems. The B configuration is designed for automatic voltage regulator functions for power transformers ...
UNDER-OVER VOLTAGE & NEUTRAL DISPLAY RELAY
Product Overview
The 'CGV 24C' Numerical Protection Relay is a fully digital relay based on microprocessor ...
Features:
● Compact 17.5 mm wide
● Multi-voltage from 3 x 208 to 3 x 480 ...
Over/undervoltage monitoring relay HRN-54, HRN-54N
Advantages
- Serves to monitor voltage , phase failure and sequence in switchboards, protection of devices in 3-phase mains
- 1-module, DIN ...
Phase Failure, Phase Sequence, Under and Over Voltage plus Time Delay
‰ 17.5mm DIN rail housing
‰ True R.M.S.
‰ Microprocessor based ...
OVER VOLTAGE - ADJUSTABLE TRIP LEVEL
MULT I RANGE
HYSTERESIS ...
VEM230 / VEM400 SERIES OVER VOLTAGE RELAY
- Compact Size - 1 Module ( 17,5mm)
- Monitor own supply ...
VEUM400 / VEUM400N SERIES UNDER-OVER VOLTAGE RELAY
- Compact Size - 1 Module ( 17,5mm)
- Monitor own supply and detects if one or more ...
A range of DIN rail or surface mountable relays for the voltage monitoring and protection of AC mains or generator systems.
Variants ...
A range of DIN rail or surface mountable relays for the voltage monitoring and protection of AC mains or generator systems.
Variants ...
smART RV-U
The smART RV-U relay is the smallest maximum and minimum voltage protection relay in the ARTECHE protection range. It is ideal for applications and installations which require ...
CAR32 Relay
Protective ...
Protective voltage relay - RMV-142D
These uni-line protective ...
KCV114x
KCV114x - SINGLE PHASE AC VOLTAGE GUARD
Generator Over/Under Voltage Guard, not affected by heavily distorted waveform
Complies with G59 requirements
Integral true RMS transducer
Fast analogue output (F-versions)
Optional DIN96 Slave Indicator with Status LEDs
Description
True RMS ...
The Voltage Measurement and Protection Relay (VMPR) has been designed to measure the line or phase RMS voltages under normal conditions or under disturbances. This information ...
UNDER I OVER SINGLE-PHASE D.C. VOLTAGE RELAYS
1RSLVC - Under voltage ...
Over-voltage limiting device - bipolar over voltage limiters
Bipolar ...
he Model 269R Over & Under 3-Phase Monitor continuously monitors 3-phase lines for high voltage, low voltage, phase loss or phase reversal, and an adjustable .3 - 5 minute restart delay. This device features a solid-state voltage and phase angle ...
