APU Specs

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Specs for the Diamond Power Systems APU

APU

Engine

14 Hp, 2 Cylinder , Water cooled, Diesel

Bore x Stroke

2.64" x 2.68"

Rated Power

6.5 KW @ 2600 RPM

Fuel Consumption

.157 (20.07 oz) to 0.54 G/Hr ( 69.12 Ounces/Hr) based on load

Electrical Draw

AC: 4 kW / DC: 0.8 kW

Exhaust Temp

860°F

Engine Oil

0.793G/3.0L (Use any API Service CF, CF-4, CG-4 or CH-4 oil)

Valve Clearance

0.2~0.3mm

Engine Compression

300 PSI (2.0 MPa)

Starter

160 Cranking Amps

Noise Level (dB)

70 dB

Alternator

60 Amp @ 14 V DC

Generator

35 Amp @ 120V AC

Oil Pressure Switch

7.1 ~ 142.2 psi (0.5 ~ 10 kgf/cm2)

Overheat Switch

Close at 203°F

Intake & Ex. Valves

Intake:26mm Ex.: 22.5mm

Alternator Belt Tension

45~55 ft-lb (61~75 N-M)

Generator Belt Tension

70~80 ft-lb (95~108 N-M)

Thermostat

Starts to open at 160ºF and fully open at 185ºF

Weight

185lb @ Engine, 330lb @ APU

APU Dimensions

26" L x 21" D x 29" H

Condenser Dimensions

31.22" x 17.5" x 8.82"

Control Dimensions

6.3" x 3.94" x 1.18"

HVAC

Air Conditioning

10000 BTU/hr

System capacity

64~68 oz of R-134A

System oil capacity

14 oz of PVE (Polyvinylether)

Compressor

6~10 Amp @ 120V

Condenser Fan

9~12 Amp

Binary Pressure Switch

Normally closed between 26~335 psi

Operating Pressures

Low side 24~45 psi, High side 110~250 psi

Heat

5000/10000 BTU'hr (Low/High)

Heater Draw

5K BTU – 1.3 kW, 10K BTU – 3.9 kW

Speed Resister

25 Ohms

Heating Coils

10 Ohms each – dual

Thermo Fuse

Blows at 307.4ºF (152ºC)

Weight

100lb

Dimensions (HVAC)

24.41" X 15.75" X 12.80"