QAS 660 VD T4F
The Atlas Copco QAS 660 VD T4F generator is a prime power, multi-voltage, sound attenuated, mobile generator. It is powered by a Volvo T4 Final liquid-cooled, six-cylinder diesel engine.
The units consist of an alternator, diesel engine, cooling system, electrical distribution and control systems - all enclosed within a sound attenuated enclosure fabricated from powder coated steel.
Special attention has been given to the overall product quality, user friendliness, ease of serviceability, and economical operation to ensure best in class total cost of ownership.
STANDARD FEATURES
- Compact, sound attenuated, corrosion resistant, with single point lifting and 110% fluid containment
- Tri axle trailer as standard
- Heavy Duty alternator with AREP excitation and marine grade protection
- Single side service with long run filters and 500-hour service intervals
- Volvo TWD1683GE T4F engine (also StageV approved)
- SCR-only exhaust after treatment
- Voltage selector switch
- External Fuel Tank Connections
- Camlock Panel
- Emergency Stop
- Battery Charger
- Remote signal Start / Stop
BENEFITS
- Extremely durable and environmentally sensitive designed to be used for everything from the oil patch to special event power
- Versatility, giving you the flexibility to match your machine to the correct application
- Start-up power for the most demanding sites with 300% over load starting capabilites
- Heavy duty oil, air and fuel filters extend themaintenance interval to 500 hours for reduced total cost of ownership
- Proven engine platform with high reliability and durability
- Simplified, lower cost of ownership system
- Simple voltage change within seconds
- Ability to provide extended running hours
- Quick and easy connection of power cables
- External, recessed emergency stop for increased safety
- Insures the batteries are always ready for starting
- Allows connection as a critical back-up unit via a 2-wire dry contact connection in the distribution panel
SPECS
Performance Units QAS 660 VD Frequency Hz 50 / 60 Rated Prime Power 3Ø @ 600V 60hz kW/kVA 528 / 660 3ø Power Factor 0.8 3Ø Voltage In 600V Switch Position (Series Star w/ Neutral) V 600Y/346 Amp capacity @600V / 60Hz A 635 3Ø Voltage In 480V Switch Position (Series Star w/ Neutral) V 480Y/277 Amp capacity @480V / 60Hz A 794 3ø Voltage in 240-208V switch position (Parallel Star w/ neutral) V 240YY/139 - 208YY/120 Rated Prime Power 3Ø @ 240V 60hz kW / kVA 399 / 499 Amp Capacity @ 240V / 60Hz A 1200 Rated Prime Power 3Ø @ 208V 60hz kW / kVA 346 / 432 Amp Capacity @ 208V / 60Hz A 1200 3Ø Voltage In 400V 50Hz Switch Position (Series Star w/ Neutral) V 400Y/231 Rated Prime Power 3Ø @ 400V 50hz kW/kVA 384 / 480 Amp Capacity @ 400V / 50Hz A 693 Performance class (acc.ISO 8528-5:1993) G2 Alternator (4 Pole, 12 Wire) Leroy Somer LSA 47.2 L9 Excitation AREP
Automatic Voltage Regulator (+/- 0.5%) Leroy Somer D350 (Standard) / DVC550 (Parallel option) Insulation Class H Main Breaker – Shunt Trip A 1200 Power Distribution – Terminal Board 5 Wire (L1, L2, L3, N, Ground) Terminal Board Connections Bare Wire Terminals Maximum Terminal Cable Size 350MCM Convenience Receptacles 2 x NEMA 5-20R,
3 x 125/250V 50A CS6369
Engine Units QAS 660 VD Model Volvo TWD1683GE US EPA Family MVPXL16.1CDD
US EPA Tier Tier 4 Final Displacement L 16.12 Cylinders # 6 Continuous Engine Power Output (@ 1800 RPM) HP (kW) 811 (596) Gross Engine Power Output (@ 1800 RPM)
HP (kW) 891 (655)
Rated Speed RPM 1800 Engine Control ECU Aspiration Two-Stage Turbo w/ Intercooler Engine Oil Capacity US Gal (L) 11.1 (42) Engine Coolant Capacity US Gal (L) 29.3 (111) Maximum Ambient Temperature (at Sea Level) °F (°C) 122(50°C) Minimum Starting Temperature (without block heater on) °F (°C) 14 (-10°C) Minimum Starting Temperature (with block heater on) °F (°C) -13 (-25°C) Electrical System (negative ground) V 24 Engine Alternator Output A 80 Battery Capacity (Cold Cranking Amps) A 1400 X 2 Sound Pressure Level @23’ (7m) @75% load dB(A) 76 Fuel and DEF Systems Units QAS 660 VD Fuel Consumption @ 0% load
Gal/h (l/h)
4.74 (17.9)
Fuel Consumption @ 50% load
Gal/h (l/h)
19.99 (75.67)
Fuel Consumption @ 75% load Gal/h (l/h)
28.12 (106.45)
Fuel Consumption @ 100% load Gal/h (l/h)
36.92 (139.76) Fuel Type Ultra-Low Sulfur Diesel ONLY Fuel Tank Capacity US Gal/hr (L/hr) 609 (2305) Fuel Autonomy @ 75% load
Hr 21.7
DEF Tank Capacity US Gal (L) 43.4 (164.2) DEF Autonomy @ 75% load and 95% of DEF capacity
Hr
23.5

