DOLD BA 9837 – Frequency Relay
Frequency Relay
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Monitoring devices
273 products
DOLD BC 9190N – Short-time Voltage Drop Relay
Short-time Voltage Drop Relay
DOLD BD 5936 – Standstill Monitor
Standstill Monitor
- Standstill monitoring without sensor
DOLD BD 9080 – Phase monitor
Phase monitor
- Monitoring of- Under- and overvoltage- Asymmetry- Phase failure- Phase sequence
- Preventive maintenance
- For higher productivity
- Faster fault localization
- Early detection of irregularities
DOLD BD 9080/003 – Phase monitor
Phase monitor
DOLD BD 9080/004 – Phase monitor
Phase monitor
DOLD BH 9097 – Motor Load Monitor
Motor Load Monitor
- Identification of- Underload P1 and Overload P2- Overload P1 (prewarning) and Overload P2 programmable
- Adjustment of P1 and P2 on absolute scale
- For motors up to 22 kW / 400 V; 37 kW / 600 V
- Large current range because of automatic range selection
- De-energized or energized on fault, programmable
DOLD BH 9098 – Motor Load Transmitter
Motor Load Transmitter
- As load depending output signals are available- 0 … 20 mA and 0 … 10 V or- 4 … 20 mA and 2 … 10 V
- For motors up to 22 kW / 400 V or 37 kW / 690 V
- Early detection of irregularities
- Reduced wiring effort
DOLD BH 9140 – Reverse Power Relay
Reverse Power Relay
DOLD EH 5861 – Indicating instrument
Indicating instrument
DOLD EH 5990 – Display Unit
Display Unit
DOLD EH 5991 – Display Unit
Display Unit
DOLD EH 5994 – Display Unit
Display Unit
DOLD EH 5995 – Display Unit
Display Unit
DOLD EH 5996 – Text display unit
Text display unit
- Easy to extend up to 10 displays because of bus connection
- Easy to change the operating language for menus and failure text
DOLD EH 9997 – Fault Annunciator System
Fault Annunciator System
DOLD EP 5966 – Fault Annunciator System
Fault Annunciator System
DOLD EP 5967 – Fault Annunciator System
Fault Annunciator System
DOLD IK 8839 – Current Monitor
Current Monitor
DOLD IK 9044 – Voltage monitor
Voltage monitor
- Preventive maintenance
- For better productivity
- Quicker fault locating
DOLD IK 9046 – Voltage monitor
Voltage monitor
- Preventive maintenance
- For better productivity
- Quicker fault locating
DOLD IK 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 IK 9065 – Underload monitor (Cos-phi monitor)
Underload monitor (Cos-phi monitor)
DOLD IK 9076 – Valve Monitor
Valve Monitor