| Brand | DOLD |
|---|---|
| Housing width | 17.5 mm |
| Output contacts | 1 C/O contact |
| Enclosure design | Switch cabinet |
| Phases | 1 |
| Order number | 0056009 |
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DOLD SK 9143 – Frequency Relay
- Brand
- DOLD
- Part number
- SK 9143
- Order number
- 0056009
Frequency Relay
- Easy setting
- Without auxiliary voltage
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Price and lead time on request — add this part to your quote list and we will reply with pricing and availability.
Frequency monitoring function in in-plant generation units and local power supply systems.
Features
- According to IEC/EN 60255-1
- Monitoring of overfrequency and underfrequency (selectable) in A.C. power systems
- Selection of frequency range for 50 or 60 Hz systems
- Adjustable response value
- Adjustable hysteresis
- De-energized on trip (output relay not activated in case of error)
- LED indicators for measuring voltage and contact position
- 1 changeover contact
- As option energized on trip (output relay activated in case of error)
- Devices available in 2 enclosure versions:IK 9143: depth 58 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43 880SK 9143: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
- 17.5 mm width
Technical specifications
| 1- / 3-phase | 1 |
|---|---|
| Auxiliary voltage required | Yes |
| Enclosure design | Switch cabinet |
| Measuring range max. | 50/60 Hz |
| Operate delay | Yes |
| Output contacts | 1 C/O contact |
| Standard measuring range | 50/60 Hz |
| Width | 17,5 mm |
| Type | SK 9143 |
Available variants
| Contact equipping | 1 changeover contact |
|---|---|
| Hysteresis | 0,5 – 10 % |
| Measuring range | 50/60 Hz |
| Nominal voltage | AC 110 V · AC 230 V · AC 400 V |
| Response value | + / – 10 % |
| Variant | Monitoring from power systems of overfrequency and underfrequency. De-energized on trip · Monitoring from power systems of overfrequency and underfrequency. Energized on trip |
Tell us the variant you need in your quote request.
