EKF
Phase monitoring relay with LCD display (with neutral) RKF-2S EKF PROxima rkf-2s
SKU: rkf-2s
ETIM: EC001441
3347 ₽
Price list (incl. VAT):
6276 ₽
Available July 29
Availability
| Warehouse | Qty | Unit | Ready for pickup | Delivery to Смоленск | |
|---|---|---|---|---|---|
|
Склад производителя
Available
|
2569 | шт | July 29 | July 29 | |
|
Удалённый склад
|
118 | шт | July 29 | July 29 |
Select a warehouse to order
Многофункциональное реле контроля фаз PROxima является устройством, созданным на базе микроконтроллера. Реле применяется в системах автоматизации и предназначено для высокоточного контроля качества питания сети в электроустановках до 1000 В переменного тока трехфазной сети. Реле контролирует следующие параметры: • отсутствие фаз; • падение напряжения (кроме rkf-11, rkf-31); • повышение напряжения (кроме rkf-11, rkf-31); • асимметрия напряжения с выдержкой времени срабатывания (кроме rkf-11, rkf-34, rkf-31); • чередование фаз;
| 1-phase | No |
| 3-phase | Yes |
| 1-phase hysteresis monitoring possible | No |
| 1-phase undervoltage monitoring possible | No |
| 3-phase hysteresis monitoring possible | Yes |
| 3-phase undervoltage monitoring possible | Yes |
| Height | 75 мм |
| Height | 75 мм |
| Depth | 65 мм |
| Voltage measurement range 1 at | 219 В |
| Voltage measurement range 1 from | 150...219 В |
| Voltage measuring range 2 to | 300 В |
| Voltage measuring range 2 from | 221...300 В |
| Voltage measuring range to | 300 В |
| Voltage measuring range from | 150...300 В |
| Number of normally closed (NC) contacts | 0 |
| Number of normally open (NO) contacts | 0 |
| Number of switching contacts | 2 |
| Maximum permissible delay time | 20 с |
| Maximum permissible trip delay time without holding | 30 с |
| Minimum adjustable delay time | 0,5 с |
| Minimum adjustable response delay time without time lag | 0,5 с |
| Rated control supply voltage Us AC at 50 Hz up to | 300 В |
| Rated control supply voltage Us AC at 50 Hz from | 125...300 В |
| Rated control circuit AC supply voltage Us at 60 Hz from | 125...300 В |
| Rated control supply voltage Us DC up to | 0 В |
| Rated control supply voltage Us DC from | 0 В |
| Tripping threshold voltage to | 300 В |
| Response threshold voltage from | 150...300 В |
| Switch-on current type | AC (alternating) |
| Monitored voltage current type | AC (alternating) |
| With removable terminals, clamps | No |
| Includes DC voltage monitoring functions - hysteresis | No |
| Includes DC voltage monitoring functions - overvoltage | No |
| Includes DC voltage monitoring functions - undervoltage | No |
| Connection type | Screw connection |
| Phase sequence monitoring function | Yes |
| Phase asymmetry detection function | Yes |
| Phase failure detection function | Yes |
| Overvoltage detection function | Yes |
| Undervoltage detection function | Yes |
| Width | 35 мм |
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