McQuay MAC040A User Manual

Technical Data
Evaporator pressure drop and Hydraulic lift
MAC/ M4AC040A/AR MAC/ M4AC050A/AR MAC/ M4AC058A/AR
M4AC040AE/ARE M4AC050AE/ARE M4AC058AE/ARE
Flowrate Pressure drop Hydraulic lift Flowrate Pressure drop Hydraulic lift Flowrate Pressure drop Hydraulic lift
(m3/hr) kPa kPa (*) (m3/hr) kPa kPa (*) (m3/hr) kPa kPa (*)
0.72 10 249 0.86 5 250 1.15 7 240
1.22 21 223 1.19 12 233 1.44 13 227
1.51 38 176 2.02 35 179 2.20 28 181
2.20 79 130 2.56 58 127 2.52 37 150
2.50 99 89 3.53 108 23 4.18 74 27
MAC/ M4AC075A/AR MAC/ M4AC100A/AR MAC/ M4AC125A/AR
M4AC075AE/ARE M4AC100AE/ARE M4AC125AE/ARE
Flowrate Pressure drop Hydraulic lift Flowrate Pressure drop Hydraulic lift Flowrate Pressure drop
Hydraulic
lift
(m3/hr) kPa kPa (*) (m3/hr) kPa kPa (*) (m3/hr) kPa kPa (*)
2.05 10 281 2.77 6 270 3.49 12 248
3.17 22 249 3.67 10 245 4.43 19 210
4.03 33 216 5.04 18 197 6.30 37 131
4.75 45 179 6.19 26 150 8.03 57 32
5.80 65 132 7.60 37 75 8.46 63 18
(*) Hydraulic lift = Pump lift -(evaporator pressure drop + hydraulic kit pressure drop)
Correction Factors with GLYCOL use
CAPACITY FACTOR
GLYCOL %
LWT/ deg C 10 20 30 40
-12.2 0.8 0.7
-9.4 0.827 0.735
-6.7 0.88 0.85 0.756
-3.9 0.9 0.876 0.781
-1.1 0.925 0.925 0.892 0.796
1.7 0.945 0.938 0.906 0.809
4.4 0.956 0.949 0.918 0.82
7.2 0.965 0.959 0.927 0.829
10.0 0.962 0.957 0.926 0.828
GLYCOL % WATER FLOW
PRESSURE
DROP
10 1.015 1.06
20 1.040 1.12
30 1.080 1.18
40 1.135 1.24
31

McQuay MAC040A Specifications

General

Brand	McQuay
Model	MAC040A
Category	Chiller
Language	English