Atlas Copco QAS125 JD T4F Generator
The Atlas Copco QAS 125 JD T4F generators are prime power, multi-voltage, sound attenuated, mobile generators. They are powered by a John Deere T4 Final liquid-cooled, four-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 with zinc rich primer. 6000 hour salt spray tested. A broad range of undercarriage formats and options are available. 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.
All QAS generators include the latest Tier 4 Final engine and have a footprint that is up to 20 percent smaller than the previous generation. The starting mechanism ensures that stable power is achieved in less than six seconds.
View and/or Download QAS 125 JD T4F: Datasheet / Brochure
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STANDARD FEATURES
Compact, sound attenuated, corrosion resistant, with single point lifting and 110% fluid containment
Available as a skid mounted unit with forklift pockets, or on a single axel trailer
Heavy Duty alternator with AREP excilation and marine grade protection
"DeepSea" controller
Single side servicing with long run filters and 500 hour service intervals
Extremely reliable and durable John Deere 4045 engine with DOC & SCR after-treatment and 5 year limited warranty
Identical enclosures and maintenance points between both models
Emergency Stop
Remote 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
Reliable and intuitive controls for ease of use and diagnostic capabilities
Heavy duty oil, air and fuel filters extend themaintenance interval to 500 hours for reduced total cost of ownership
Reduces maintenance costs with long intervals easy access for mechanics
Proven engine platform with high reliability, a simple maintenance free Diesel Oxidization Catalyst onlyafter treatment
Reduces stock of service kits and inventory of parts withrental ROI kept in mind
External, recessed emergency stop for increased safety
Allows connection as a critical back-up unit via a 2 wire dry contact connection in the distribution panel
TECHNICAL DATA
TECHNICAL DATA
Performance
Units
QAS 125 JD
Frequency
Hz
60
Rated prime power 3ø
kW/kVA
100 / 125
Rated standby power 3ø
kW/kVA
110 / 138
3ø Power factor
0.8
3ø Voltage in 480V switch position (series
V
480Y / 277
Amp capacity @480V
A
150
3ø Voltage in 240-208V switch position (p
V
240YY / 139-208YY
Rated prime power @ 240V 3ø
kW/kVA
100 / 125
Amp capacity @240V
A
300.8
Rated prime power @208V 3ø
kW/kVA
86.5 / 108
Amp capacity @208V
A
300
Rated prime power 1ø
kW/kVA
65 / 65
1ø Power factor
1
1ø Voltage in 120-240V switch position (Zi
V
240 / 120
Amp Capacity @240V
A
271
Amp Capacity @120V
A
271 x 2
Main breaker - Rated Current in
A
400
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 & 2 x 125/250V 50A CS6364
Max. sound pressure level (LPA) @23' @75% Load
dB(A)
73
Fuel and DEF Systems
Units
QAS 125 JD
Fuel consumption at 100% load (PRP)
gal / h
7.06
Fuel consumption at 75% load (PRP)
gal / h
5.65
Fuel tank capacity
gal
166
Fuel autonomy @75% load & 90% of fuel capacity
h
166
DEF Tank Capacity
Gal (L)
9.19 (34.8)
Alternator
QAS 125 JD
Model
Leroy Somer 44.3 S5
Excitation system
AREP (auxiliary winding)
Automatic voltage regulator (+/-0.25%)
Leroy Somer D350
Insulation
Class H
Engine
Units
QAS 125 JD
Model
John Deere 4045 HFG04
US EPA Family
HUDXL0.4.531
US EPA Tier
Tier 4 Final
Displacement
L
4.5
Cylinders
4
Continuous engine output
hp
157
Gross engine power output
hp
172
Speed
rpm
1800
Engine control
ECU
Aspiration
Turbo w/ Intercooler
Engine oil capacity
US gal
5.4
Engine coolant capacity
US gal
2.25
Max. ambient temperature (@Sea Level)
ºF
122
Min. starting temperature (w/o Cold weather options)
ºF
14
Minimum starting temperature (w/Cold weather options)
ºF
-13
Electrical system (Negative ground)
V
12
Engine alternator output
A
90
Battery Capacity (Cold Cranking Amps)
A
1100
















