- RS Stock No.:
- 181-2795
- Mfr. Part No.:
- RK9871.71 3/N AC400/230V 50/60Hz
- Brand:
- Dold
1 In stock for delivery within 1 working days
Not available for guaranteed pre 9am/10am delivery
Added
Price Each
£102.05
(exc. VAT)
£122.46
(inc. VAT)
Units | Per unit |
1 + | £102.05 |
- RS Stock No.:
- 181-2795
- Mfr. Part No.:
- RK9871.71 3/N AC400/230V 50/60Hz
- Brand:
- Dold
Technical Reference
Legislation and Compliance
- COO (Country of Origin):
- DE
Product Details
Detection of undervoltage in 3-phase systems
Without separately auxiliary voltage (internal supply from all 3 phases)
LED indication for operation voltage and contact position
De-energised on trip
RK 9871.71: 1 changeover contact RK 9871.72: 2 changeover contacts
With fixed time delay of 0.5s for fault indication
With fixed time delay of 1min for reset
With fixed response value at AC 195.5V
As option with test-button for function control
Width 17,5 mm
Advantages / Customer benefit
Higher safety in buildings
Application
Monitoring of undervoltage in 3 phase voltage systems and switch over to emergency supply
Without separately auxiliary voltage (internal supply from all 3 phases)
LED indication for operation voltage and contact position
De-energised on trip
RK 9871.71: 1 changeover contact RK 9871.72: 2 changeover contacts
With fixed time delay of 0.5s for fault indication
With fixed time delay of 1min for reset
With fixed response value at AC 195.5V
As option with test-button for function control
Width 17,5 mm
Advantages / Customer benefit
Higher safety in buildings
Application
Monitoring of undervoltage in 3 phase voltage systems and switch over to emergency supply
Specifications
Attribute | Value |
---|---|
Monitoring Application | Voltage |
Electrical Phase | 3 |
Contact Configuration | SPDT |
Voltage Sensitivity | Undervoltage |
Mounting Type | DIN Rail |
Frequency Sensing Range | 45 → 65Hz |
Series | RK9871 |
Minimum Operating Temperature | -25°C |
Height | 90mm |
Operating Temperature Range | +55°C |
Minimum Frequency Sensed | 45Hz |
Dimensions | 66 x 17.5 x 90mm |
Width | 17.5mm |
Maximum Frequency Sensed | 65Hz |
Maximum Operating Temperature | +55°C |
Terminal Type | Screw |
Length | 66mm |
Related links
- ABB Phase 3 Phase 300 → 500V ac, DIN Rail
- ABB Phase 3 Phase 90 → 170V ac, DIN Rail
- Dold Voltage Monitoring Relay 3 Phase 0 → 500V ac, DIN Rail
- Dold Voltage Monitoring Relay DIN Rail
- Dold Phase Monitoring Relay SPDT, DIN Rail
- ABB Phase 3 Phase 350 → 580V ac, DIN Rail
- Dold Voltage Monitoring Relay DPDT, DIN Rail
- GIC Voltage Monitoring Relay SPDT DIN Rail