Transcript
GE
Drilling Motor Specification Model Number:
GEB28A
Description GE 1500 hp ATEX certified AC drilling motor.
Type Horizontal, splash-proof fully guarded (IP-44), blower ventilated.
Ratings Maximum Continuous hp: Intermittent duty cycle:
Maximum RPM: Temperature rating:
1500 hp, 8750 ft. lbs., 1360 amps, 600 vac, and 900 - 1200 rpm 1830 hp, 12000 ft. lbs., 1740 amps, 600 vac, and 800 rpm (60 sec. on – 30 sec. off) 3000 110⁰C rise at 45⁰C ambient
Features • • • • • •
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6-pole stator with form wound windings. Copper alloy rotor bars and end rings. Class H insulation, robotically taped, Mica-Kapton system. Insulated non-drive end bearing. Drive end bearing designed for Axial loads. Single shaft extension with hub. High strength 4340 alloy steel shaft. Stainless steel main terminal box is IP56 with bus bar connections for main cable terminations. Terminal points for RTD & pressure sensor connections. Terminal box can be specified to be mounted on left “A” side or right “B” side of motor as viewed from non-drive end of motor. (6) RTD’s, 100 ohm platinum, two per phase embedded in stator slots. Pressure sensor. Blower assembly: 20 hp, 460 vac, 60 hz., EExde blower motor; meets or exceeds 3900 scfm of required ventilation air. Drill motor is ATEX certified EExe II T3 by SIRA. Space heater: 100 watt EEx. EEx termination box. Motor is “CE” marked for use on “CE” marked AC drives. Motor enclosure is IP44. ABS certified shaft. Motor has same mounting feet dimensions and shaft height as the GE 752 motor. Approximate weight: 8500 lb., 3859 kg.
