DOLD IK 9273 – Undercurrent Relay
Undercurrent Relay
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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 IL 5201/20006 – Phase Failure Relay, With Time Delay
Phase Failure Relay, With Time Delay
DOLD IL 9055 – Speed Monitor
Speed Monitor
- Protection of persons, machines and products
- Easy setting
- Universal input, for configuration of different sensors (PNP, NPN, 2-wire, contact, voltage)
DOLD IL 9059 – Phase Sequence Module
Phase Sequence Module
- Protects mobile equipment against damage or destruction coming from wrong phase sequence
DOLD IL 9069 – Neutral Monitor
Neutral Monitor
- Protects systems from damage caused by excessively high or low voltages with unbalanced loads
- Preventive maintenance
- For better productivity
DOLD IL 9070 – Overvoltage Relay
Overvoltage Relay
DOLD IL 9071 – Undervoltage Relay
Undervoltage Relay
- Preventive maintenance
- For better productivity
DOLD IL 9075 – Fuse Monitor
Fuse Monitor
- Increased system availability through early detection of fuse failures, which can cause considerable damage to systems
- Rapid detection of fuse failures, even when consumers are switched off, ensures system availability at the earliest possible point in time
- Reliable detection of fuse failure, even with an unbalanced or harmonic network and with regenerative motors
DOLD IL 9077 – Over- and undervoltage relay
Over- and undervoltage relay
- Preventive maintenance
- For better productivity
DOLD IL 9077/800 – Over- and undervoltage relay
Over- and undervoltage relay
- Preventive maintenance
- For better productivity
DOLD IL 9079 – Short-time Voltage Drop Relay
Short-time Voltage Drop Relay
- Preventive maintenance
- For better productivity
DOLD IL 9086 – Phase monitor with thermistor motor protection
Phase monitor with thermistor motor protection
DOLD IL 9087 – Phase monitor
Phase monitor
DOLD IL 9094 – Temperature Monitoring Relay
Temperature Monitoring Relay
- Preventive maintenance
- For better productivity
- Quicker fault locating
DOLD IL 9144 – Standstill Monitor
Standstill Monitor
- Protection of machines and products
- Easy setting
- Universal input, suitable for a variety of sensors (PNP, NPN, 2-wire, contact, voltage)
DOLD IL 9151 – Level Sensing Relay
Level Sensing Relay
- 3 probe connections for 2-point and 1-point level control
- Large setting range: 2 … 450 kΩ
DOLD IL 9163 – Thermistor Motor Protection Relay
Thermistor Motor Protection Relay
DOLD IL 9171 – Undervoltage Relay, 3-phase
Undervoltage Relay, 3-phase
DOLD IL 9176 – Undervoltage Relay, 3-Phase With Test Key
Undervoltage Relay, 3-Phase With Test Key
- Preventive maintenance
- For better productivity
- Quicker fault locating
DOLD IL 9270 – Overcurrent Relay
Overcurrent Relay
DOLD IL 9271 – Undercurrent Relay
Undercurrent Relay
DOLD IL 9277 – Over- and Undercurrent Relay
Over- and Undercurrent Relay
- Detects over- and undercurrent
- With built in current transformer for 0.5 … 100 A
- IL 9277, SL 9277 with 4 programmable ranges
- Separate setting for over- and undercurrent
- Settable time delay
DOLD IL 9837 – Frequency Relay
Frequency Relay
DOLD IP 5201/40015 – Undervoltage Relay, 3-phase
Undervoltage Relay, 3-phase
- The switching thresholds for untervoltage detection can be set independently of each other for all three phases.
- Protective separation between 3-phase AC voltage and auxiliary voltage circuit