dc hi torque motor

The Joliet C75YZB Series Wound New High-Torque Drilling Motor delivers a continuous rating for mud pump and rotary table applications of 1085 HP and intermittent rating for drawworks applications of 1320 HP. Continuous rating is at 750 VDC, 1150 Amperes, 965 RPM.

The Joliet C75YZE Shunt Wound New High-Torque Drilling Motor delivers a continuous rating for mud pump and rotary table applications of 1130 HP and intermittent rating for drawworks applications of 1365 HP. Continuous rating is at 750 VDC, 1185 Amperes, 1040 RPM.

Features & Specifications

C75YZB(E) Features C75YZB Additional Specifications C75ZE-F Additional Specifications
ISO 9001:2000 Quality Program
Force Ventilated
Force Ventilated
Shrink-wrap w/Desiccant
Red Oxide Primer Inside & Out with (2) Part Epoxy Paint System, Grey in Color
Red Oxide Primer Inside & Out with (2) Part Epoxy Paint System, Grey in Color
12/18 Month Warranty
Inspection Covers: Bolt-on or Snap-on Type
Inspection Covers: Bolt-on or Snap-on Type
Precision Dynamic Balance Better than ISOG2
6290 lb. ft. Torque at 945 RPM (1130 HP)
5995 lb. ft. Torque at 900 RPM (1030 HP)
Approximate Weight: 7,225 lbs., 3275 kg
6620 lb. ft. Torque at 900 RPM (1030 HP).
5705 lb. ft. Torque at 1040 RPM (1130 HP)
New Cushioned “Export Spec.” Shipping Skid
New Leads: 646 MCM, shielded, with Pass Thru Terminals
New Leads: 646 MCM, shielded, with Pass Thru Terminals
New Self excited Series field (C75YZB Model)
New Separately excited Shunt fields (C75YZE Model)
New Class H Insulation
New Intertec Space Heater: 120 or 240 Volts, Explosion Proof, 150 Watts
New Brushes (C130 or T900)
New Bearings (FAG or SKF)
New Crouse-Hinds Auxiliary Lockout Switch, Explosion Proof
New Blower Assembly: 10 HP or 15 HP, Explosion Proof, 3 Phase, 60 Hz., 460 or 575 VAC, Providing 2800 CFM of cooling, 40°C or 55°C Ambient
New Dywer Pressure Sensor, Explosion Proof
New Bolt On Chain Bosses (PE)
New Radial Constant Pressure Brush Holders
New Factory Drilling Frame
New Pressurized connection box mounted on left side of motor as viewed from commutator end, with double bolt-on or plug-in armature cable connections and terminations for space heater, auxiliary switch, and pressure sensor. Connection box can be specified on right side.
New Single shaft extension with New Oilfield Hub