4” motor

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4” motor
Posting date : Nov 15, 2008
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HS-CODE
84-
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Detailed Description
 Conform to international standard of IEC34-ICE, whole blocked asynchronous motor with squirrel cage rotor. * Outer shell, shaft and bottom made of stainless steel. * Copper alloy or chromium plated cast-iron upper adaptor. * Pressure automatic adjusting device made of oil and water proof reinforced butyl-rubber. * Flange connector under the standard of NEMA (USA National Electrical Manufacturing Association). * Lacquer-coated wire conformed to USA standard of NEMA MW37-C. Properties  * Ratings: single phase: 0.37kW – 2.2kW, three phase: 0.37kW - 7.5kW * Voltage:50Hz single phase 220V( ±5%)      50Hz Three phase 220、380V( ±5%)      60Hz single phase 110/115、220V( ±5%)      60Hz Three phase 220、380V( ±5%)、440V * Thrust load: 1500N (0.37kW – 2.2kW) 2300N (3.0kW – 4.0kW) 4000N (5.5kW - 7.5kW) * Degree of protection: IP58 * Insulation: Class F * Max. Ambient temperature: 40℃ * Minimum cooling flow around the motor: 8cm/sec. * Water pH: 6.5 - 8.0 * Maximum starts per hour: 30 * Maximum submerged depth: 350 meter * Vertical and horizontal mounting position * Motor protection by temperature compensated thermal relay and extra-quick trip overload * Overload trip time:<10 seconds (at load is 5 times of rating current) * Flat water proof lead cable 4 ×2.5 mm 2 with separated earth Motor down-lead cable length: 1m(0.37-1.1kw) ; 1.4m(1.5-2.2kw) ; 1.6m(3.0kw) ; 2.3m(4.0-  5.5kw) ; 3.1m(7.5kw) 。 * Special products can be provided according to customers' requirements.

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