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Published byJessica McNulty Modified over 11 years ago
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Automation and Drives s SIRIUS 1 s s Class 70/71 Enclosed Starters
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Automation and Drives s SIRIUS 2 s s Class 70/71 Enclosed Starters Topics –Whats inside? –Difference between Class 70 and 71 –Enclosure Types –Starter options –Custom panels
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Automation and Drives s SIRIUS 3 s s Class 70/71 Enclosed Starters Whats inside? –Soft Start Controller (34RW34) –Control Power Transformer –Motor Overload Protection –Terminal Blocks –Two Pilot Device holes (30mm) –Back Panel predrilled for options
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Automation and Drives s SIRIUS 4 s s Class 70/71 Enclosed Starters Class 70 Starter –Non-Combination design >Customer supplies disconnect means –Available Enclosures >N1, N12, N3R, N4, N4X –Options include >Start/Stop, HOA, Pilot lights, & Relays –Custom Engineered Panels >Minimum Order Quantities
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Automation and Drives s SIRIUS 5 s s Class 70/71 Enclosed Starters Class 70 Starter –NEMA 1 Enclosure >Vented Enclosure >Uses fans to circulate the air –NEMA 12/4 Enclosure >Enclosure is not vented >Uses a Bypass Contactor
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Automation and Drives s SIRIUS 6 s s Class 70/71 Enclosed Starters Class 71 Starter –Combination design >Disconnect is supplied –MCP, Thermal-Mag (720A), Fusible –Available Enclosures >N1, N12, N3R, N4, N4X –Options include >Start/Stop, HOA, Pilot lights, & Relays –Custom Engineered Panels >Minimum Order Quantities
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Automation and Drives s SIRIUS 7 s s Class 70/71 Enclosed Starters Class 71 Starter –NEMA 1 Enclosure >Vented Enclosure >Uses fans to circulate the air –NEMA 12/4 Enclosure >Enclosure is not vented >Uses a Bypass Contactor
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Automation and Drives s SIRIUS 8 s s Class 70/71 Enclosed Starters NEMA 12 Enclosure –Bypass Contactor Required >Eliminates heat buildup >Up to Voltage output energizes Bypass Contactor >Contactor is horsepower rated allowing for ATL emergency start option without derating >Optional Run/Bypass Selector Switch available –Enclosure is painted steel >Dust tight and gasketed >Class 52 pilot devices used
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Automation and Drives s SIRIUS 9 s s Class 70/71 Enclosed Starters NEMA 4 Enclosure –Bypass Contactor Required >Eliminates heat buildup >Up to Voltage output energizes Bypass Contactor >Contactor is horsepower rated allowing for ATL emergency start option without derating >Optional Run/Bypass Selector Switch available –Enclosure is painted steel >Water tight and gasketed >Class 52 pilot devices used
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Automation and Drives s SIRIUS 10 SIRIUS s s Class 70/71 Enclosed Starters NEMA 4X Enclosure –Available for 36A – 248A Ratings –Bypass Contactor Required >Eliminates heat buildup >Up to Voltage output energizes Bypass Contactor >Contactor is horsepower rated allowing for ATL emergency start option without derating –Enclosure is Stainless Steel >Water tight and gasketed >Class 52 pilot devices used >Option for Non-Metallic 4X enclosure
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Automation and Drives s SIRIUS 11 SIRIUS s s Class 70/71 Enclosed Starters Class 70/71 Starter Options –Pilot Devices >Start/Stop Push Buttons >Selector Switches >Control Relays & Time Relays >Meters (Ammeter, Voltmeter, ETM) –Contactors >Isolation Contactors >Reversing Contactors
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Automation and Drives s SIRIUS 12 SIRIUS s s Class 70/71 Enclosed Starters Class 70/71 Starters Questions?
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