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Contact load | ||||||
Model | WL73 | |||||
Contact Arrangement | 1C(SPDT(B-M) | 1A(SPSTNO) | 1B(SPSTNC) | |||
Maximum switching current | 10A | 16A | 7A | |||
Maximum switching voltage | 277VAC/30VDC | 277VAC/30VDC | 277VAC/30VDC | |||
Maximum switching power | 2770VA/300W | 4432VA/480W | 1250VA/210W | |||
Rated load (resistive) | 10A 277VAC 10A 30VDC | 16A 277VAC 16A 30VDC | 7A 277VAC 7A 30VDC | |||
Performance parameter | ||||||
Contact material | Ag alloy | |||||
Contact resistance | Max 100MΩ | |||||
Action time | ≤10ms | |||||
Release time | ≤10ms | |||||
Insulation resistance | Min 100MΩ (500VDC) | |||||
Dielectric Strength | Between contacts | AC 750VAC 50/60Hz 1min | ||||
Between contact coils | AC 1500VAC 50/60Hz 1min | |||||
To attack | Stability | 98m/S2 | ||||
Strength | 980m/S2 | |||||
Vibration | 10~55Hz 1.5mm Double Amplitude | |||||
Mechanical endurance min | 1×107 | |||||
Electrial eddurance min | 1×105 | |||||
Humidity | 5%~85%RH | |||||
Ambient temperature | -40℃~105℃ | |||||
Weight | Approx.9g | |||||

Coil parameters (at 20°C) | ||||||||||
Coil Voltage | Coil Resistance | Pick-up Voltage 70% of rated voltage | Drop-out Voltage 10% of rated voltage | Coil Power | ||||||
Rated | Max | |||||||||
VDC | VDC | Ω±10% | VDC | VDC | W | |||||
3 | 3.9 | 25 | 2.25 | 0.3 | 0.36 | |||||
5 | 6.5 | 69 | 3.75 | 0.5 | ||||||
6 | 7.8 | 100 | 4.5 | 0.6 | ||||||
9 | 11.7 | 225 | 6.75 | 0.9 | ||||||
12 | 15.6 | 400 | 9 | 1.2 | ||||||
24 | 31.2 | 1600 | 18 | 2.4 | ||||||
48 | 62.4 | 6400 | 36 | 4.8 | ||||||
5 | 6.5 | 56 | 3.75 | 0.5 | 0.45 | |||||
9 | 11.7 | 180 | 6.75 | 0.9 | ||||||
12 | 15.6 | 320 | 9 | 1.2 | ||||||
24 | 31.2 | 1280 | 18 | 2.4 | ||||||
12 | 15.6 | 180 | 8 | 1.2 | 0.8 | |||||
24 | 31.2 | 720 | 16 | 2.4 | ||||||
Safetu standard | ||||||||||
Certification category | CQC | TUV | UL | |||||||
Certified load | 16A/12A,277VAC/250VAC 16A/12A,30VDC 20A/15A,125VAC 10A/7A, 277VAC/250VAC 10A/7A,30VDC | 16A/12A,277VAC/250VAC16A/12A,30VDC 20A/15A,125VAC 10A/7A, 277VAC/250VAC 10A/7A,30VDC | 16/12A/10A, 277/250/125 VAC 16A/12A/10A 30VDC 20A, 125 VAC TV-8, 125/250VAC 5A, 120VAC 1000W, 120VAC 5A, 277VAC 1/2hp, 125VAC 1/4hp, 250VAC 10A/5A 277/250AC/30VDC | |||||||











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