Welcome to the official website of Sanyou Lianzhong
Features：
●4 Main contacts +1 Auxiliary contact
●Auxiliary contact can detect main contact welding in order to construct a safety circuit( lEC 61810-3)
●Meet the requirements for auxiliary contact forcibly linked with power contact (mirror contact)(lEC 60947-4-1)
●Contact gap:Min 4.0mm (Main contact),each contact Min 0.5mm(Auxiliary contact)
●Low coil holding voltage contributes to save energy
● Fulfill 3kA short circuit current test ( lEC 62955)
●Weight approximately 150g
Contact Data
| Contact arrangement |
Main contact：4 Form A Aux-contact)：1 Form B |
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| Contact material |
Main contact:AgSnO2 Aux-contact:AgNi |
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| Contactresistantce |
Main contact:10mΩ max(@ 6VDC 20A) Aux-contact:100mΩ max(@ 6VDC 1A) |
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| Contact Rating (resistive load) |
Main contact:440VAC Aux-contact:1A 277VAC/1A 30VDC |
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| Max. Contact Voltage |
Main contact:440VAC
Aux-contact:277VAC/30VDC |
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| Max. Contact Current |
Main contact:40A
Aux-contact:1A |
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| Min. recommended contact load |
1A,6VDC |
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| Operate time (at nomi.volt .) | ≤40ms |
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| Release time (at nomi.volt .) | ≤20ms |
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| Insulation resistance | 1000MΩ (500VDC) |
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| Dielectric strength |
Between open main contacts |
2000VAC，50/60Hz 1min. |
| Between main contact and auxiliary contact |
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| Between main contact sets |
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| Between auxiliary contact and coil |
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| Between main contact and coil | 5000VAC，50/60Hz 1min. |
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| Between disconnected auxiliary contact |
1000VAC，50/60Hz 1min. |
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| Temperature rise |
<70K(After the coil is energized with rated voltage for 200ms,set the holding voltage to 60% of rated voltage, load current carrying 40A, @85°C) |
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| Shock resistance |
Functional 98m/s2 |
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| Destructive 980m/s2 |
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| Vibration resistance |
10Hz to 55Hz1.0mm DA |
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| Mechanicalendurance |
1x105ops |
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| Ambienttemperature |
-40℃ to +85℃ |
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| Humidity | 5% to 85%RH |
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| Termination |
PCB |
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| Weight |
Approx. 150g |
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