Реле контроля Omron K8DT-AS
Однофазное реле контроля тока
Обнаружение неисправностей в электродвигателях и другом оборудовании по изменению тока. Работа в режиме обнаружения повышенного или пониженного тока.
- Одно реле для контроля переменных и постоянных токов
- Совместимость с серийно выпускаемыми трансформаторами тока (вторичный ток: 0…1 А или 0…5 А)
- Настройка уровня срабатывания, гистерезиса, времени блокировки при пуске и времени срабатывания
- Ширина 17,5 мм — экономия пространства в шкафу управления
- Технология Push-in plus упрощает подключение проводов
- Соответствие UL упрощает ввоз в Северную Америку
- Отверстия на два провода в каждой клемме для удобного подключения других устройств
- Добавлены модели с высоконадежными транзисторными выходами
- Соответствие Директиве RoHS
Заказная информация
| Setting range | Power supply voltage | Output | Order code |
|---|---|---|---|
| 2 to 20 mA AC/DC, 10 to 100 mA AC/DC, 50 to 500 mA AC/DC |
24 VAC/DC | Relay: SPDT contact output | K8DT-AS1CD |
| Transistor: Open collector | K8DT-AS1TD | ||
| 100 to 240 VAC | Relay: SPDT contact output | K8DT-AS1CA | |
| Transistor: Open collector | K8DT-AS1TA | ||
| 0.1 to 1 A AC/DC, 0.5 to 5 A AC/DC |
24 VAC/DC | Relay: SPDT contact output | K8DT-AS2CD |
| Transistor: Open collector | K8DT-AS2TD | ||
| 100 to 240 VAC | Relay: SPDT contact output | K8DT-AS2CA | |
| Transistor: Open collector | K8DT-AS2TA | ||
| 10 to 100 A AC , 20 to 200 A AC |
24 VAC/DC | Relay: SPDT contact output | K8DT-AS3CD |
| Transistor: Open collector | K8DT-AS3TD | ||
| 100 to 240 VAC | Relay: SPDT contact output | K8DT-AS3CA | |
| Transistor: Open collector | K8DT-AS3TA |
Аксессуары
Omron CT
| Appearance | Input range | Applicable relay | Order code |
|---|---|---|---|
 |
10 to 100 A AC, 20 to 200 A AC | K8AK-AS3 | K8AC-CT200L |
Commercially Available CTs
| Appearance | CT current on secondary side | Applicable Relay |
|---|---|---|
 |
0 to 1 A AC, 0 to 5 A AC |
K8DT-AS2 |
Front Cover (Order separately)
| Appearance | Order code |
|---|---|
 |
Y92A-D1A |
Характеристики
| Item | K8DT-AS1 | K8DT-AS2 | K8DT-AS3 | |
|---|---|---|---|---|
| Power supply voltage | K8DT-AS__D | 24 VAC 50/60 Hz, 24 VDC | ||
| K8DT-AS__A | 100 to 240 VAC 50/60 Hz | |||
| Power consumption | 24 VAC/DC: 1.8 VA/1 W max. 100 to 240 VAC: 2.5 VA max. |
|||
| Operate (SV) | Operating value setting range | 10% to 100% of the maximum value of the setting range 2 to 20 mA AC/DC 10 to 100 mA AC/DC 50 to 500 mA AC/DC |
10% to 100% of the maximum value of the setting range 0.1 to 1 A AC/DC (Compatible with commercially available CTs.) 0.5 to 5 A AC/DC (Compatible with commercially available CTs.) |
10% to 100% of the maximum value of the setting range When used with the OMRON CT (K8AC-CT200L). 10 to 100 A AC 20 to 200 A AC |
| Operating value | 100% operation at set value | |||
| Reset (HYS) | Hysteresis | 5% to 50% of operating value | ||
| Resetting method | Manual reset/automatic reset (switchable) | |||
| Operating time setting range (T) | 0.1 to 30 s | |||
| Startup lock time setting range (LOCK) | 0 to 30 s (The startup lock timer starts when the input has reached approximately 30% or more of the set value.) | |||
| Indicators | Power (PWR): Green, Output (OUT): Yellow, Alarm outputs (ALM): Red | |||
| Output form | Relay: SPDT contact output Transistor: Open collector Switchable between normally open and normally closed with a DIP switch setting. |
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| Output relays ratings | Resistive load | 250 VAC 5 A or 30 VDC 5 A | ||
| Inductive load | 250 VAC 1 A, 48 VDC 0.2 A |
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| Minimum load | 5 VDC, 10 mA (reference values) | |||
| Mechanical life | 10 million operations min. | |||
| Electrical life | 5 A at 250 VAC or 30 VDC: 50,000 operations 3 A at 250 VAC or 30 VDC:100,000 operation |
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| Transistor output ratings | Contact form | SPST-NO (Open collector) | ||
| Rated voltage | 24 VDC (maximum voltage: 26.4 VDC) | |||
| Maximum current | 50 mA DC | |||
| Ambient operating temperature | -20 to 60°C (with no condensation or icing) | |||
| Storage temperature | -25 to 65°C (with no condensation or icing) | |||
| Case material | PC, UL 94 V-0 | |||
| Weight | Approx. 100 g | |||
| Size in mm (H x W x D) | 90x17.5x90 | |||
| Operating voltage range | 85% to 110% of power supply voltage | |||
| Rated power supply frequency | 50/60 Hz ±5 Hz | |||
| Input frequency range | DC input or AC input (45 to 65 Hz) | AC input (45 to 65 Hz) | ||
| Overload capacity | Continuous input at 120% of maximum input, 1 s at 150% | Continuous input at 120%, 30 s at 200%, and 1 s at 600% with an OMRON CT (K8AC-CT200L) | ||
| Repeat error | Operating value | ±0.5% full scale (at 25°C and 65% humidity, rated power supply voltage) | ||
| Operating time | ±50 ms (at 25°C and 65% humidity, rated power supply voltage) | |||
| Applicable standards | Conforming standards | EN 60947-5-1 Installation environment (pollution level 2, Overvoltage category III) |
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| EMC | EN 60947-5-1 | |||
| Safety standards | UL 60947-5-1 (Listing), Korean Radio Waves Act (Act 10564), CCC (GB14048.5) | |||
| Degree of protection | Terminals: IP20 | |||
