Gearless DC Machines
- Overview
- Specifications
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Quiet Operation, heavy-duty construction, and extreme reliability have confirmed the Imperial Electric Gearless DC Machines to be a favorite in the industry. Our Frame 590 series features precise acceleration, deceleration, and contract speed control. With low noise and cooler operations, this highly efficient unit is also eco-friendly, with no oil lubricant needed. This series is UL/CSA CUS Certified and is a direct drive DC gearless replacement. Models available: 591, 593, 596, 598.
Applications:
- Modernization
- 1:1 or 2:1 roped installations
- High rise or heavy load
- Overhead, Basement and Sidepull applications
Specifications:
- 50,000 lbs. sheave shaft load, 25,000 lbs. suspended load
- 1:1 or 2:1 roping
- U-groove for double wrap traction or V-groove for single wrap traction
- Up to 3/4-inch rope diameter
- 1000 fpm (5 m/s) for up to 4,500 lbs. (2,036 kg) car capacity for 1:1 roped applications
- 500 fpm (2.5 m/s) for up to 8,500 lbs. (3,864 kg) car capacity for 2:1 roped applications
- 26-, 30- and 33-inch drive sheave
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Notice
Frame 590 Series Basic Ratings
| IMPERIAL FRAME SIZE |
RATED TORQUE (FT-LB) |
WK² ARMATURE & 26 INCH SHEAVE (LB-FT²) |
ARMATURE |
ARMATURE |
ARMATURE RESISTANCE HOT (Ω) |
ARMATURE CIRCUIT INDUCTANCE (℧⁻³) |
| 591 | 1,725 | 1,149 | 1,346 | 180 | 0.117 | 7.17 |
| 593 | 2,300 | 1,232 | 1,790 | 180 | 0.132 | 9.56 |
| 595 | 2,875 | 1,315 | 2,236 | 180 | 0.138 | 11.79 |
| 593 | 3,250 | 1,438 | 2,915 | 180 | 0.146 | 15.53 |
Frame 590 Series Basic Ratings (Cont.)
| IMPERIAL FRAME SIZE |
FIELD VOLTAGE (V) |
FIELD AMPS (A) |
FIELD RESISTANCE (Ω) |
L/R FIELD TIME CONSTANT (S) |
TOTAL |
| 591 | 195 | 8.35 | 23.41 | 0.94 | 6,579 |
| 593 | 183 | 10.50 | 17.40 | 1.08 | 7,467 |
| 595 | 195 | 11.0 | 17.73 | 1.16 | 8,358 |
| 593 | 1500 | 13.20 | 15.02 | 1.29 | 9,759 |