ULElectrical Apparatus Service Association, Inc.

HTM1800 AC Drilling Motor

Remanufactured-Hi-Torque
htm1800

The Joliet Horizontal AC Drilling Motor delivers a continuous 1800 HP rating for mud pump and rotary table applications and boasts an impressive rating of 2700 HP for drawworks duty. The Continuous rating is at 600/690 VAC, 1570 Amperes, 45.6 Hertz, 900/1800 RPM.

DOWNLOADS

PDF HTM1800 Data Sheet (PDF, 345KB)

Specifications

HTM1800 Features
  • Form Wound 6-Pole Stator - (VPI).
  • Copper Alloy Rotor Bars and End Ring.
  • Class H Insulation.
  • (VFD) Inverter duty.
  • 4532 Alloy High-Strength Forged Single Shaft with Oilfield Hub.
  • OPE Insulated Bearing.
  • Pressurized connection box (IP56) mounted on left side of motor as viewed from non-drive end, with bolt-on cable connections and terminations for pressure sensor, thermostat, space heater, lockout switch and blower unit. Connection box can be specified on right side.
  • (6) 100 Ohm Platinum RTD's, (2) per phase.
  • Blower Assembly: 25HP, Explosion Proof, 3 Phase, 60 Hz., 460 Volts.
  • Pressure Sensor, Explosion Proof.
  • Lockout Switch, Explosion Proof.
  • Space Heater, 120 or 240 VAC, Explosion Proof.
  • Stub Shaft for Encoder (Drawworks).
  • Approx. Weight: 8,400 Lbs.
Engineering Data
  • Service Speed: Belt drive: 0∼ 2300 RPM (min-1)
  • 2300∼ 3000 RPM: short time drive.
  • Optional: 0∼ 3000 RPM (Direct coupling drive. Continuous drive.)
  • Over speed: 3600 RPM (min -1).
  • Dielectric Test Vibration: 4025 V (900*2.25+2000, 900 V is inverter input Voltage).
  • Permissible Vibration: +/-73.5 m/S² (+/-7.5G).
  • Noise (No-Load): Approx. 91 dB(A) at 1m from motor frame.
  • Bearing Type: Gear Side: Roller Bearing; Opp. Gear Side: Roller Bearing.
  • Manufactured in accordance to Certifications and approvals by Hitachi Corporation.

Output (HP)

Output (HP) Continuous 1500
Output (HP) Intermittent 2700

Output (KW)

Output (KW) Continuous 1342
Output (KW) Intermittent 2013

Voltage

Voltage (V) Continuous 600
Voltage (V) Intermittent 600

Current

Current (A) Continuous 1570
Current (A) Intermittent 2450

Speed

Speed (1/min) Continuous 900
Speed (1/min) Intermittent 800

Frequency

Frequency (HZ) Continuous 45.6
Frequency (HZ) Intermittent 41.2

Efficiency

Efficiency (%) Continuous 95.0
Efficiency (%) Intermittent 94.5

Power Factor

Power Factor (%) Continuous 86.8
Power Factor (%) Intermittent 84.3

Slip

Slip (%) Continuous 1.12
Slip (%) Intermittent 1.78

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