DOLD RK 9169 – Phase monitor
Phase monitor
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Measuring relays / Monitoring relays
197 productsAccessories for measuring relays3 products
Measuring relays for current monitoring42 products
Measuring relays for load monitoring11 products
Measuring relays for main monitoring46 products
Measuring relays for monitoring physical values30 products
Measuring relays for power generation systems4 products
Measuring relays for voltage monitoring40 products
Multifunctional measuring relays20 products
Measuring relays for current monitoring42 productsMeasuring relays for load monitoring11 productsMeasuring relays for main monitoring46 productsMeasuring relays for monitoring physical values30 productsMeasuring relays for power generation systems4 productsMeasuring relays for voltage monitoring40 productsMultifunctional measuring relays20 products
DOLD RK 9179 – Phase Sequence Monitor (Phase Sequence Relay)
Phase Sequence Monitor (Phase Sequence Relay)
- According to IEC/EN 60255-1
- Detection of phase sequence in 3-phase systems
- Without auxiliary voltage
DOLD RK 9871 – Undervoltage Relay
Undervoltage Relay
- Higher safety in buildings
DOLD RK 9872 – Phase monitor
Phase monitor
- Reliability monitoring of 3- or 1-phase voltage systems on:- Undervoltage- Overvoltage- Phase sequence (at 3-phase voltage system)
- Fast fault location
- Preventive maintenance
- Space saving
DOLD RK 9872/802 – Phase monitor
Phase monitor
- Reliability monitoring of 3-phase voltage systems on:- Undervoltage- Overvoltage
- Fast fault location
- Preventive maintenance
- Space saving
- Very fast response time approx. 30 ms
DOLD RK 9872/803 – Phase monitor
Phase monitor
- Reliability monitoring of 3-phase voltage systems on:- Undervoltage- Overvoltage
- Fast fault location
- Preventive maintenance
- Space saving
- Very fast response time approx. 30 ms
DOLD RL 9075 – Fuse Monitor
Fuse Monitor
- Increasing the availability of plants by early detection of blown fuses, that may cause damage if undetected
- Fast detection of blown fuses also with disconnected load availability of your plant on request
- Reliable detection of blown fuses inspite of:- asymmetric mains- harmonic content
DOLD RL 9405 – Energy meter, for Modbus
Energy meter, for Modbus
- More space in the control cabinet due to compact design
- Provision of measured values via Modbus
DOLD RL 9836 – Voltage Relay
Voltage Relay
- Preventive maintenance
- For better productivity
- High repeat accuracy
- Wide measuring voltage range
- Easy setting
DOLD RL 9853 – Current Relay
Current Relay
- Preventive maintenance
- For better productivity
- High repeat accuracy
- Wide measuring voltage range
- Easy setting
DOLD RL 9854 – Voltage Relay
Voltage Relay
- Preventive maintenance
- For better productivity
- High repeat accuracy
- Wide measuring voltage range
- Easy setting
DOLD RL 9877 – Phase monitor
Phase monitor
- Preventive maintenance
- For better productivity
- Always right directions of motors and pumps
- Safe monitoring of motors and plants with phase failure detection
- High repeat accuracy
DOLD RN 9075 – Fuse Monitor
Fuse Monitor
- Increasing the availability of plants by early detection of blown fuses, that may cause damage if undetected
- Fast detection of blown fuses also with disconnected load availability of your plant on request
- Reliable detection of blown fuses inspite of:- asymmetric mains- harmonic content
DOLD RN 9854 – Voltage Relay
Voltage Relay
- Preventive maintenance
- For better productivity
- High repeat accuracy
- Wide measuring voltage range
- Easy setting
DOLD RN 9877 – Phase monitor
Phase monitor
- Preventive maintenance
- For better productivity
- Always right directions of motors and pumps
- Safe monitoring of motors and plants with phase failure detection
- High repeat accuracy
DOLD RN 9877/800 – Overvoltage relay
Overvoltage relay
- Preventive maintenance
- For better productivity
- High repeat accuracy
DOLD RP 9140 – Reverse power monitoring
Reverse power monitoring
DOLD RP 9800 – Voltage and frequency monitor
Voltage and frequency monitor
- Easy adjustment via rotational switch
- Precise adjustment and indication of setting values
- Protection against manipulation by sealable transparent cover over setting switches
DOLD RP 9810 – Voltage and frequency monitor according to VDE-AR-N 4105:2011-08
Voltage and frequency monitor according to VDE-AR-N 4105:2011-08
- Easy adjustment via rotational switch
- Precise adjustment and indication of setting values
- Indication, diagnostics and fault presentation via display
- Protection against manipulation by sealable transparent cover over setting switches
- Mains and system protection for your generator set
DOLD RP 9811 – Voltage and frequency monitor
Voltage and frequency monitor
- Mains and system protection for your generator set
- Can be used in several countries- DIN VDE 0126-1-1:2013-08 (generator sets on public grid)- VDE-AR-N 4105:2011-08 (generator sets on public grid)- BDEW-directive:2008-06 (generator sets on medium voltage grid)- CEI 0-21:2012-06 (generator sets in Italy)- ÖVE/ÖNORM E8001-4-712:2009 (generator sets in Austria)- G59/3 (generator sets in UK)
- Easy adjustment via rotational switch and menu display
- Indication, diagnostics and fault presentation via display and LEDs
- Password protected
DOLD RP 9812 – Voltage and frequency monitor
Voltage and frequency monitor
- Mains and system protection for your generator set (NA protection)
- Can be used in several countries- Generator sets on public grid according to VDE-AR-N 4105:2018-11- Generator sets on the medium voltage grid according to VDE-AR-N 4110:2023-09- Generator sets on the high voltage grid according to VDE-AR-N 4120:2018-11
- Easy adjustment via rotational switch and menu display
- Indication, diagnostics and fault presentation via display and LEDs
- Password protected
DOLD SK 9065 – Underload monitor (Cos-phi monitor)
Underload monitor (Cos-phi monitor)
DOLD SK 9076 – Valve Monitor
Valve Monitor
DOLD SK 9094 – Temperature Monitoring Relay
Temperature Monitoring Relay
- Preventive maintenance
- For better productivity
- Quicker fault locating