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K8DT-PH1TN

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Источник: proenergo.ru — © Промэнерго Автоматика · proenergo.ru


Реле контроля чередования и потери фаз для защиты электродвигателей и другого оборудования от повреждений из-за нестабильности напряжения в системе электропитания. Обнаружение нарушения порядка чередования фаз и потери фазы в трехфазной линии питания для защиты электродвигателей и другого оборудования.
| Rated input voltage | Relay output | Order code |
|---|---|---|
| 3-phase, 3-wire 200 to 480 VAC | Relay: SPDT contact output | K8DT-PH1CN |
| Transistor: Open collector | K8DT-PH1TN |
| Rated input voltage | 3-phase, 200 to 480 VAC (3-wire) | |
| Input load | Approx. 2.6 VA | |
| Operating time | Phase sequence | 0.1 s±0.05 s |
| Phase loss | 0.1 s max. (when the voltage changes rapidly from 100% to 0% of rated voltage) | |
| Reset method | Automatic reset | |
| Indicators | Power (PWR): Green, Output (OUT): Yellow | |
| Output form | Relay: SPDT contact output Transistor: Open collector |
|
| Output relay ratings | Resistive load | 5 A at 250 VAC 5 A at 30 VDC |
| Inductive load | 1 A at 250 VAC 0.2 A at 48 VDC |
|
| 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 operations |
|
| 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) | 90 x 17.5 x 90 | |
| Input frequency range | 45 to 65 Hz | |
| Overload capacity | Continuous 528 V | |
| Phase loss detection level | 80%±10% of rated input Calculation Formula = 1 − ((Highest phase-to-phase voltage − Lowest phase-to-phase voltage)/Average three-phase phase-to-phase voltage) |
|
| Applicable standards | Conforming standards | EN 60947-5-1 Installation environment (pollution level 2, Overvoltage category III) |
| EMC | EN 60947-5-1 | |
| Safety standards | UL 60947-5-1 (Listing), Korean Radio Waves Act (Act 10564), CCC (GB14048.5), LR (Category ENV1.2) | |
| Degree of protection | Terminals: IP20 | |