DOLD SK 9076 – Valve Monitor
Valve Monitor
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DOLD SK 9094 – Temperature Monitoring Relay
Temperature Monitoring Relay
- Preventive maintenance
- For better productivity
- Quicker fault locating
DOLD SK 9143 – Frequency Relay
Frequency Relay
- Easy setting
- Without auxiliary voltage
DOLD SK 9169 – Phase monitor
Phase monitor
DOLD SK 9170 – Overvoltage Relay, 3-phase
Overvoltage Relay, 3-phase
DOLD SK 9171 – Undervoltage Relay, 3-phase
Undervoltage Relay, 3-phase
DOLD SK 9172 – Overvoltage Relay, Single Phase
Overvoltage Relay, Single Phase
DOLD SK 9173 – Undervoltage Relay, Single-Phase
Undervoltage Relay, Single-Phase
- Preventive maintenance
- For better productivity
DOLD SK 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 SK 9270 – Overcurrent Relay
Overcurrent Relay
DOLD SK 9271 – Undercurrent Relay
Undercurrent Relay
DOLD SK 9272 – Overcurrent Relay
Overcurrent Relay
- Adjustable switching delay
- Closed circuit operation (output relay not activated in case of error)
- Optionally open circuit operation (output relay activated in case of error)
- Optionally manual reset, reset button on the front
DOLD SK 9273 – Undercurrent Relay
Undercurrent Relay
DOLD SK 9906 – Timer, On-delay
Timer, On-delay
DOLD SK 9962 – Timer, Off-delay
Timer, Off-delay
DOLD SL 5201/20007CT – Overcurrent Relay
Overcurrent Relay
DOLD SL 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 SL 5881 – Insulation monitor
Insulation monitor
- Preventive fire and system protection
- For DC voltage systems up to 12 … 280 V
- Wide voltage range of measuring input UN DC 12 … 280 V (on request DC 24 … 500 V with separate auxiliary supply, Measuring range 20 … 500 kΩ)
- Easy adjustment of response value
- Selective ground fault indication for L+ and L- allows fast fault finding
DOLD SL 5882 – Residual current monitor, Type A
Residual current monitor, Type A
- Preventive fire and system protection
- Increasing the availability of plants by early fault detection
- With external residual current transformer
- Protection against manipulation by sealable transparent cover over setting switches
DOLD SL 5990 – Fault Annunciator System
Fault Annunciator System
DOLD SL 5991 – Fault Annunciator System
Fault Annunciator System
DOLD SL 9017 – Softstarter
Softstarter
DOLD SL 9059 – Phase-sequence relay
Phase-sequence relay
- Protects mobile equipment against damage or destruction coming from wrong phase sequence
DOLD SL 9065CT – Underload monitor (Cos-phi monitor)
Underload monitor (Cos-phi monitor)