ERLO monitoring relays
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... RPW-SF: Phase sequence relay RPW-FF: Phase loss relay RPW-FSF: Phase sequence and loss relays Multifunctional models ERWT-VM1 / VM2: up to 6 monitoring functions Power supply of ...
... SLS (safely limited speed), SSM (safe speed monitoring), SSR (safe speed range) and SDI (safe direction) in accordance with EN 61800-5-2. Advantages and customer benefits - Direction of rotation monitoring ...
DOLD
... effort. Features • Multifunctional measuring relay acc. to IEC/EN 60255-1 • With galvanic separated Modbus RTU interface • Voltage monitoring (1- or 3-phase) • Current monitoring • Frequency monitoring • ...
DOLD
Trigger voltage: 1,000 V
... The measuring relay UG 9831 of the VARIMETER series monitors overvoltage, undervoltage and voltage range in DC voltage systems. Early detection of impending failtures and preventive maintenance prevent costly damage and as a user you ...
DOLD
... Features • Multifunction measuring relay acc. to EN 60255-1 • Voltage monitoring (1- and 3-phase) • Current monitoring • Frequency monitoring • Power factor cos phi • Phase sequence, ...
DOLD
Trigger voltage: 400, 230 V
... frequency monitor RP 9811 of the VARIMETER NA family DOLD offers a safe and standard-conforming solution for optimal mains monitoring of the energy feed to the public grid. User-friendly: The unit can be adjusted quickly and simply with ...
DOLD
... protection relays MK 9163N ATEX and MK 9003 ATEX are overtemperature detection, broken sensor wire detection and sensor short circuit detection. If one sensor in the monitoring circuit reaches the response temperature ...
DOLD
... family monitors under- and overvoltage as well as phase sequence in 3-phase systems. Your Advantages • Reliability monitoring of 3- or 1-phase voltage systems on: - Undervoltage - Overvoltage - Phase sequence (at 3-phase voltage ...
DOLD
... with two relay outputs, and you can program which of the parameters are active on each relay. The relays are activated at normal conditions, and releases if one or more of the selected parameters are ...
COMADAN
Trigger voltage: 400, 230, 380, 415 V
... ○3-phase monitoring of phase-neutral voltages ○3-phase monitoring of phase-phase voltages ○Built-in adjustable time delay ○Individual adjustment for min and max limits ○1-pole relay output 8 A / 250 ...
COMADAN
Trigger voltage: 230, 400 V
... motors ○Measures power factor (cos phi) ○Adjustable time delay 0-20 sek. by start-up ○Selectable relay drop off by over- and under load ○1-pole relay output ○230V AC supply / 400V AC supply C-mac® module type ...
COMADAN
... sec. 3 digit display for programming and monitoring 2 separate 1-pole relay outputs, max. 5A / 250VAC Made in accordance with the CE and EMC regulations The C-mac module type FPD93 is used for power monitoring ...
COMADAN
... Selectable activation or release of relay DC supply or AC supplies up to 230 VAC 1- or 2-pole relay output Made in accordance with the CE and EMC regulations The C-mac module, type RV20 is a simple voltage monitoring ...
COMADAN
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