Enclosed starters with isolation device. An LA2 DS2 timer imposes a delay of 40 ms ± 15 ms on the delta contactor at the moment of changeover to ensure that the star contactor has sufficient breaking time.

Maximum operating rate: 30 starts/hour.
Maximum starting time: 30 seconds.

Get three-phase motors up and running safely with this star delta starter from Schneider Electric. To protect your equipment, it's fitted with three contactors and a timer to limit currents when motors start. As this unit is capable of 30 operations per hour, it's handy for operating stop-start industrial machines. An IP65 rating means it's protected against dust and water jets, so you can count on it in tough settings. Immediately recognisable red and green buttons on the front make it a cinch to use. As this unit is designed for 5.5 to 11kW squirrel-cage motors, it's ideal for conveying, processing and HVAC applications.

• Includes a standard aM fuse carrier to boost protection against overloads and short circuits
• Operating temperature range between -5°C and +40°C means it handles harsh conditions
• Durable polycarbonate enclosure stands up to impact and abrasion in demanding applications
• Side handle makes it easy to disconnect the circuit
• Compact dimensions of 348 (L) x 186 (W) x 175.5mm (D) mean it fits into cramped spaces

• Automotive industry
• Building infrastructure
• Industrial automation

You can use an LRD-series overload relay (such as 256-6684) to protect against overheating.

These motor starters are available in a selection of formats. All have removable steel base plates for rigidity when mounting to an uneven surface and ease of earthing and wiring and an impact resistant polycarbonate front cover which is adaptable to enable the fitting of other components without drilling. Switching category is AC3 and the enclosures are IP65 rated.