Overview
The Cat VFD-A800/W800 provides efficiency and maximized profitability for the motor control of armored face conveyors in underground longwall applications. The variable frequency drive consists of an air-cooled VFD unit, a liquid-cooled VFD unit, and an external cooling station. The Cat medium voltage drive delivers enhanced motor control and increased energy efficiency on motor applications with a rated power of up to 800 kW (1,072 hp).
| Rated Power | 800 kW1072 HP |
| Input Voltage | 3300V ± 10% |
| Maximum Operational Torque | 210 %210 % |
| Converter | Current Source Inverter (CSI) |
| Input Frequency | 50/60 Hz ± 5% |
| Motor Type | AC motor |
| Operation | 4Q |
| Output Frequency | 0-60 Hz |
| Output Voltage | 0-3300V |
| Power Factor (cos phi) | > 97.5% (PWM) |
| Setup | VFD separate from motor (cable distance up to 4 km/2.5 miles) |
| Slew Rate | 20%-80% < 20 m/sec |
| Height | 1300 mm51 in |
| Length | 3700 mm146 in |
| Weight - VFD-A800 - Air Cooled | 6700 kg14771 lb |
| Weight - VFD-W800 - Water Cooled | 7800 kg17196 lb |
| Width | 1245 mm49 in |
Ultimate Control of Your Drive System
Ultimate Control of Your Drive System
Simply Plug in Tomorrow's Drive Technology
Simply Plug in Tomorrow's Drive Technology
Start up - Run - Share - Brake
Start up - Run - Share - Brake
Precise Performance through Effective Power Structure
Precise Performance through Effective Power Structure
Make electric power your production's brainwaves
Make electric power your production's brainwaves
Specifications
| Rated Power | 800 kW1072 HP |
| Input Voltage | 3300V ± 10% |
| Maximum Operational Torque | 210 %210 % |
| Converter | Current Source Inverter (CSI) |
| Input Frequency | 50/60 Hz ± 5% |
| Motor Type | AC motor |
| Operation | 4Q |
| Output Frequency | 0-60 Hz |
| Output Voltage | 0-3300V |
| Power Factor (cos phi) | > 97.5% (PWM) |
| Setup | VFD separate from motor (cable distance up to 4 km/2.5 miles) |
| Slew Rate | 20%-80% < 20 m/sec |
| Height | 1300 mm51 in |
| Length | 3700 mm146 in |
| Weight - VFD-A800 - Air Cooled | 6700 kg14771 lb |
| Weight - VFD-W800 - Water Cooled | 7800 kg17196 lb |
| Width | 1245 mm49 in |
Benefits and Features
Ultimate Control of Your Drive System
Ultimate Control of Your Drive System
Simply Plug in Tomorrow's Drive Technology
Simply Plug in Tomorrow's Drive Technology
Start up - Run - Share - Brake
Start up - Run - Share - Brake
Precise Performance through Effective Power Structure
Precise Performance through Effective Power Structure
Make electric power your production's brainwaves
Make electric power your production's brainwaves
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