Atlas Copco ZR-55 - Page 133

Unit ZR55 ZR75 ZR90
Cooling water consumption at temperature
rise of 27 ˚F, ZR Full-Feature
l/s 1.4 1.8 2.1
Cooling water consumption at temperature
rise of 15 ˚C, ZR Full-Feature
cfm 2.96 3.81 4.45
Cooling water consumption at temperature
rise of 27 ˚F, ZR Full-Feature
cfm 2.96 3.81 4.45
Instruction book
132
ZT - 7.5 bar - 50Hz
Unit ZT55 ZT75 ZT90
Nominal working pressure bar 7 7 7
Nominal working pressure psi 101.53 101.53 101.53
Maximum working pressure, ZT Pack bar 7.5 7.5 7.5
Maximum working pressure, ZT Pack psi 108.78 108.78 108.78
Maximum working pressure, ZT Full-
Feature
bar 7.25 7.25 7.25
Maximum working pressure, ZT Full-
Feature
psi 105.15 105.15 105.15
Power input at maximum working pressure,
ZT Pack
kW 64.9 86.2 102.1
Power input at maximum working pressure,
ZT Pack
hp 87.03 115.59 136.92
Power input at maximum working pressure,
ZT Full-Feature
kW 65.9 87.1 102.9
Power input at maximum working pressure,
ZT Full-Feature
hp 88.37 116.8 137.99
Oil capacity l 45 45 45
Oil capacity Us gal 11.88 11.88 11.88
Oil capacity Imp gal 9.90 9.90 9.90
Oil capacity cu.ft 1.58 1.58 1.58