DOLD MH 9064 – Voltage relay
Voltage relay
- Preventive maintenance
- For better productivity
- Quicker fault locating
- Precise and reliable
- Min-, Max. value or window monitoring
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DOLD MH 9143 – Mains Frequency Monitor
Mains Frequency Monitor
- Monitoring of 50 – and 60 Hz-current supply on over- and underfrequency
- For precise frequency measuring with fast response time
- High disturbance immunity
- Separately adjustable trip points and separate outputs for overand underfrequency (1 or 2 c/o each)
DOLD MH 9300 – Multifunction measuring relay
Multifunction measuring relay
- Min-, Max. value or window monitoring
- Simultaneous monitoring of up to 9 different parameters
- Simple configuration and fault diagnostic
- Different fault indications
- Large measuring range 3 AC 24 … 690 V
DOLD MH 9352/001 – Phase monitor
Phase monitor
- Space and cost saving due to 3 devices in one housing
- Easy fault diagnostics by 3 separate DEL- Overvoltage- Undervoltage- Phase sequence and power failure
- Differentiated error transfer to PLC possible, e.g. for logging of error type and time
- Large measuring range 3 AC 85 … 550 V by built-in power supply with wide voltage range
DOLD MH 9352/003 – Phase Monitor
Phase Monitor
- Most effective adaption to the application by 2 separated time delay functions for response value and reset value
- Universal usage by selection of nominal voltage (4 steps)
- Always the right unit in stock
DOLD MH 9353 – Current measuring transducer
Current measuring transducer
- Measuring relay and transducer in one unit
- Simple setting
- Cost saving
- Reduced wiring
DOLD MH 9397 – Motor Load Monitor
Motor Load Monitor
- Preventive maintenance
- For a evaluate time
- Quicker fault locating
- Precise and reliable
- Overload detection, as option also with prewarning
DOLD MH 9398 – Active power transducer
Active power transducer
- Universal use because of relay- and analogue outputs
- Reliability overload detection by active power measuring
- To extend the life of your electric drives
- Preventive maintenance
- Quicker fault locating
DOLD MH 9837 – Frequency Relay
Frequency Relay
- Universal usage
- Easy handling
DOLD MH 9837/5_0 – Frequency Relay
Frequency Relay
- Separate output signals for under and over frequency
- Simple wiring
- Easy handling
DOLD MK 3046 – Interface relay
Interface relay
- According to IEC/EN 60947-5-1
- Compact version with 3 or 2 separate controllable relay systems
DOLD MK 3047 – Interface relay
Interface relay
DOLD MK 3096N – Interface module
Interface module
- Max. 6 contacts
- As option goldplated contacts to switch low loads
DOLD MK 5130N – Noise filter
Noise filter
- Reliable operation of measuring relays and other low consumption loads in systems with high frequency noise
- Protection of measuring inputs / measuring relays by reduction of noise
- More precise and constant measuring results
- Increasing the availability of plants
DOLD MK 5880N – Insulation monitor
Insulation monitor
DOLD MK 7830N – Multifunction relay, digital
Multifunction relay, digital
- Always the correct timer on stock
- Space saving in industrial cabinets because 2 multifunction relays in one compact enclosure
- Precise time delay by digital setting
DOLD MK 7850N – Multifunction relay
Multifunction relay
- Up to 10 functions in one unit
- Simplified storage
- Increased flexibility
- Quick setting of long time values
DOLD MK 7851N – Flasher relay
Flasher relay
- 8 time ranges in one unit
- Simplified storage
- Fast and accurate setting of long times
DOLD MK 7853N – Star-Delta-Timer
Star-Delta-Timer
- Limiting the starting current
- Reduced power consumption of the three-phase motor during the start-up phase
- Prevention of tripping of overcurrent protection devices
DOLD MK 7854N – Cyclic timer
Cyclic timer
- 8 time ranges in one unit
- Simplified storage
- Fast and accurate setting of long times
DOLD MK 7873N – Timer, Off-delay
Timer, Off-delay
- No recovery time
- Easy operation
DOLD MK 8804N – Interface relay
Interface relay
- Up to 4 changeover contacts in 22,5 mm width
- With various terminals
DOLD MK 8852 – Latching relay
Latching relay
- Energy saving, no holding capacity required
- Manual switching by manual actuator possible
- Switching position visible from outside
DOLD MK 9003 ATEX – Thermistor Motor Protection Relay
Thermistor Motor Protection Relay
- Reliable temperature monitoring of motors
- Rapid fault location