Structural features: Tw o st s t ag ag ed ed , v e r tit i c a l co co ns n st ru r u ct ct io i o n w iti t h t w o - o r threethrow cranks crankshaft, haft, diff erential erential piston piston s , exchangeable, exchangeable, dry cylinder cylinder liners
Valves: Co m b i n ed ed su ct ct i o n a n d p r es essu r e v al al ve ves i n b o t h st a g es es
Water cooli cooling Intercoole rcooler and and aftercoole rcooler: Built-in tubular coolers
Force orce feed lubrication: G ea ea r p u m p d i r ec ec t ly ly d r iv iv en en b y t h e cr an an k sh sh a ft ft Oil press pressure cont rol b y m eans of press pressure gaug e and pr essure essure swit ch Oil level inspection glass Crankcas Crankcasee venting venting th roug h vent filt er on oil filler Lubrication ubrication o f 1st stage stage by m eans eans of dosing pum p w ith sight glass glass at th e cylinders cylinders
Bearings: Crankshaft: Slide b e a r i n g s Connecting rod : Slide bearings Wrist Wrist p in: Slide bearings
Compressor type W220, W280, W330, W420 B
A
C
TYPE Cylinders Stages
W220
W280
W330
W420
2
2
3
3
2
2
2
2
Speed F.A.D. Power
Weight incl. e-motor
Dimensions
r.p.m.
m ³/h
kW
ap p ro x. kg
A
B
C
1150
166
33
1100
1825 700 1260
1450
212
45
1100
1825
1750
260
59
1150
1901 700 1280
1150
230
45
1300
2018
1450
290
62
1300
2018 700 1300
1150
250
50
1600
2263 760 1350
1450
318
68
1600
2263
1750
388
88
1600
2263 760 1350
1150
346
70
1700
2333
1450
436
95
1900
2333 760 1380
700 1 260 700 1300
760 1350 760 1380
All data app ly to a final pressure of 30 b ar. The right for alteration of specification and d ata to incorporate im provem ents in design is reserved.
