DOLD IL 9070 – Overvoltage Relay
Overvoltage Relay
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Monitoring devices
273 products
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 IN 5880/711 – Insulation monitor
Insulation monitor
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
DOLD IP 5880 – Insulation monitor
Insulation monitor
- Preventive fire and system protection
- For single and 3-phase AC-systems up to 0 … 500 V and 10 … 10000 Hz
- Monitors also disconnected voltage systems
- Easy adjustment of response values
DOLD IP 5880/711 – Insulation monitor
Insulation monitor
DOLD IP 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 IP 9077 – Over- and undervoltage relay
Over- and undervoltage relay