Volume 1
MIL-HDBK-162A
Section 1
15 December 1965
ITEM NAME: POWER UNIT
TYPE: PU-26A/U
Parallel-Delta: 120v ac
RELATION TO SIMILAR EQUIPMENT
Series-Delta: 240v ac
None.
Parallel-Wye: 120/208v ac
TECHNICAL DESCRIPTION
Series W)e:2.10'-116v. ac
Engine
Phase
Type: 4 stroke cycle
Delta: 3 ph, 3 wire
Type Cylinder Head: L
Wye: 3 ph, 4 wire
Number Cylinder: 4
Cycle: 60
Bore: 3-1/8 in.
Power Factor: 0.8
Stroke: 4-3/8 in.
Ampere Rating
Piston Displacement: 134.2 cu in.
Parallel-Delta: 75 amp
Compression Ratio: 6.48 to 1
Series-Delta: 37.5 amp
Speed: 1800 rpm
Parallel-Wye: 13.5 amp
Horsepower: 35 at 1800 rpm
Series-Wye: 21.75 amp
Batteries: 6v ea
Kilowatt Rating: 12.5
Speed: l800 rpm
Type: 4 pole, revolving field
Drive: Direct
Voltage:
Type: 4 pole, shunt field
Voltage: 65
Ampere Rating: 6
PRINCIPAL COMPONENTS AND PHYSICAL DATA
SHIPPING DATA
COMPONENTS
BOXES
OVERALL DIMENSIONS
UNIT WT.
(NR.)
(Inches)
(Pounds)
Power Unit PU-26A/U
1
Batteries
2
EQUIPMENT SUPPLIED DATA
COMPONENTS
QTY
OVERALL DIMENSIONS
UNIT WT.
(Inches)
(Pounds)
Power Unit PU-26A/U
I
26 x 37 x 51
1250
Engine
1
24 x 26 x 30
105
I
21.75 x 22.25 x 25.13
410.75
Batteries
2
10.25 x 12 x 15
50
Set Spare Parts
1
Set Tools
1
Installation Equipment
1
Miscellaneous Equipment c/o
Batteries, 6v Storage
2
Bracket, Mtg, Fire
1
Extinguisher
Cover, Canvas
I
Crank, Hand
I
Fire Extinguisher
1
Technical Manual
TM 11-976A
REFERENCE DATA AND LITERATURE
Technical Manuals:
TM 11-9'76A for Power Unit Pt'-26A/1'.
PU-26A/U: 2
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