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| Item | Specifications | |
| Arrangement | 1 Form A | |
| 5V DC | LKT1aF-5V | ALKT329 |
| 9V DC | LKT1aF-9V | ALKT325 |
| 12V DC | LKT1aF-12V | ALKT321 |
| 24V DC | LKT1aF-24V | ALKT322 |
| Contact resistance (Initial) | Max. 100 mΩ (By voltage drop 6 V DC 1A) | |
| Contact material | AgSnO2 type | |
| Nominal switching capacity (resistive load) | 5A 277V AC | |
| Max. switching power (resistive load) | 1,385VA | |
| Max. switching voltage | 277V AC | |
| Max. switching current | 8A (AC) | |
| Min. switching capacity (reference value)*1 | 100mA, 5V DC | |
| Insulation resistance (Initial) | Min. 1,000MΩ (at 500V DC) Measurement at same location as “Breakdown voltage” section. | |
| Between open contacts | 1,000 Vrms for 1 min. (Detection current: 10 mA) | |
| Between contact and coil | 4,000 Vrms for 1 min. (Detection current: 10 mA) | |
| Surge breakdown voltage*2 (Between contact and coil) (Initial) | 10,000 V | |
| Operate time (at nominal voltage) (at 20°C 68°F) (Initial) | Max. 15 ms (excluding contact bounce time.) | |
| Release time (at nominal voltage) (at 20°C 68°F) (Initial) | Max. 5 ms (excluding contact bounce time) (Without diode) | |
| Shock resistance Functional | 200 m/s2 (Half-wave pulse of sine wave: 11 ms; detection time: 10µs.) | |
| Destructive | 1,000 m/s2 (Half-wave pulse of sine wave: 6 ms.) | |
| Vibration resistance Functional | 10 to 55 Hz at double amplitude of 1.5 mm (Detection time: 10µs.) | |
| Destructive | 10 to 55 Hz at double amplitude of 1.5 mm | |
| Mechanical (at 180 times/min.) | Min. 106 | |
| Electrical (at 20 times/min.) | Min. 105 (ON: 1.5s, OFF: 1.5s, at nominal switching capacity) | |
| Conditions for operation, transport and storage*3 | Ambient temperature: –40°C to +70°C –40°F to +158°F,
Humidity: 5 to 85% R.H. (Not freezing and condensing at low temperature), Air pressure: 86 to 106kPa |
|
| Max. operating speed | 20 times/min. (at nominal switching capacity) | |
| Unit weight | Approx. 12 g .42 oz | |
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