I-Switch
Solenoid-operated automatic transfer switch for two power sources (utility, generator or battery). Electromagnetic drive with electrical and mechanical interlocking, for up to 660V AC 50/60Hz or 250V DC, with fast transfer of 80ms or less. 4-pole, rated 125A, 250A, 400A, 630A, 800A, 1000A, 1600A and 2000A.
Datasheet available on request. Mention it in your quote notes.
| Type | solenoid (electromagnetic coil drive) two-stage PC class automatic transfer switch, electrical + mechanical interlock; 2 fixed contacts and 1 moving V-type contact so the 2 sources can never be shorted |
|---|---|
| Use | AC 660V 50/60Hz or DC 250V; sources can be utility, auto-start genset or battery; transfer time ≤80 ms |
| Order codes (all 4-pole) | SS125A-4P, SS250A-4P, SS400A-4P, SS630A-4P (T), SS800A-4P, SS1000A-4P, SS1600A-4P, SS2000A-4P |
| 125A | conditional short-circuit current 35kA; coil 220VAC (176-265V) 3.5A; mechanical 10,000 / electrical 4,000 operations; 5.5 kg |
| 250A, 400A, 630A (T) | 35kA; coil 220VAC (176-265V) 7A; mechanical 8,000 / electrical 3,000 operations |
| 800A, 1000A | 32kA; coil 220VAC (176-265V) 16A; mechanical 6,000 / electrical 3,000 operations; 46 / 48 kg; operation cycle 20 s / 25 s |
| 1600A, 2000A | technical data not on file; refer to the sales team |
| Coils are energized only during transfer (long life); coil power taken from the main/standby supply, no separate control power needed | |
| Position indication on the switch; volt-free auxiliary contacts 1A 250VAC NO (2 per side up to 630A, 1 per side 800A and up) | |
| Environment | -40 to +70°C; 20-90% RH; altitude up to 5000 m; pollution class III |
From the manufacturer's datasheet. Ratings vary by model, so our engineers confirm the exact specification with your quotation.
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