Appleton™ flameproof ATX™ MS Series motor starters are available in either Ex d or Ex de enclosures for safe starting and stopping of full voltage AC motors in hazardous areas. Standard models include a magnetic circuit breaker, contactor with overload relay, Start/Stop buttons and a pilot light. Available options include a Hand/Off/Auto selector switch, emergency stop, fault trip signal, ammeter, anti-condensation and indirect entries.
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Magnetic circuit breaker protects equipment and personnel and eliminates replacement of fuses
Three pole contactor
Thermal overload relay with manual reset push button
Green pilot light "Running/ON"
Rated voltage 400/415 Vac 50/60 Hz, AC-3 category
Control circuit supplied via a transformer fed between phases
Direct entries or indirect entries with Ex e box allows use of cable gland with elastomer seal
Direct ammeter for 0.37 kW to 2.2 kW versions. Ammeter with current transformer for 3 kW to 75 kW versions
Type 2 coordinated protection (IEC 60947-4-1) has the following benefits (1) Safety - limiting the energy delivered to the short circuit ensures the safest applications for personnel, facilities and equipment (2) Reduced costs - preventing short circuit
Gray (RAL 7038) painted marine grade aluminum alloy body and cover with gray epoxy powder coat. Stainless steel cover bolts and hinges
Ex e Materials and Finishes
For indirect entries. Gray (RAL 7038) painted aluminum alloy (size 2 and 6) or stainless steel (size 8 and 11) body and cover with gray epoxy powder coat. Stainless steel cover bolts and hinges
Options
Available up to 300 kW. Contact your local representative for details
Temperature Class
T6
Surface Temperature
T80 °C (T176)
Ambient Temperature
CF 60: -50 °C to +55 °C (-58 °F to +131 °F); CF 20, 40, 50: -40 °C to +55 °C (-40 °F to +131 °F); CF 30: -20 °C to +55 °C (-4 °F to +131 °F)
