Maritime Geothermal WH-Series, Installation And Service Manual

Page: 48 / 77

Page 48 002028MAN-01 1-Oct-2015
Model Specific Information
Table 11 - Refrigerant Charge
SIZE Lbs. kg
45 5.5 2.5
55 6.5 3.0
65 8.5 3.9
75 9.0 4.1
80 10.5 4.8
- POE oil capacity is marked on the compressor label.
- Refrigerant charge is subject to revision; actual charge
is indicated on the unit nameplate.
25 4.0 1.8
REFRIGERANT CHARGE CHART
MINIMUM AND MAXIMUM OPERATING TEMPERATURES
Table 13 - Minimum and Maximum Operating Temperatures
Loop Parameter ( ° F) ( ° C) Note
Outdoor
Minimum ELT 50 10
Maximum ELT 90 32
Indoor
Minimum EWT 70 - 110 21 - 43
Use formula (Outdoor ELT + 20°F) or (Outdoor ELT + 11°C).
Indoor loop may require flow control.
Maximum LWT 160 71

Values in this table are for rated liquid flow values.

ELT - Entering Liquid Temperature, EWT - Entering Water Temperature, LLT - Leaving Water Temperature
Table 12 - Shipping Information
MODEL WEIGHT DIMENSIONS in (cm)
lb (kg) L W H
25 285 (129) 34 (86) 34 (86) 35 (89)
45 310 (141) 34 (86) 34 (86) 35 (89)
55 370 (168) 34 (86) 34 (86) 35 (89)
65 460 (208) 45 (114) 37 (94) 37 (94)
80 560 (254) 45 (114) 37 (94) 37 (94)
75
510 (231) 45 (114) 37 (94) 37 (94)
SHIPPING INFORMATION
PRESSURE DROP TABLES
WH-25 OUTDOOR LOOP INDOOR LOOP
USGPM L/s PSI kPa PSI kPa
6 0.379 3.6 24.8 3.1 21.4
8 0.505 4.0 27.6 3.6 24.8
10 0.631 4.9 33.8 4.4 30.3
WH-45 OUTDOOR LOOP INDOOR LOOP
USGPM L/s PSI kPa PSI kPa
WH-55
OUTDOOR LOOP INDOOR LOOP
USGPM L/s PSI kPa PSI kPa
10 0.631 3.5 24.1 3.3 22.7
12 0.757 4.0 27.6 3.8 26.2
14 0.883 4.9 33.8 4.7 32.4
WH-65 OUTDOOR LOOP INDOOR LOOP
USGPM L/s PSI kPa PSI kPa
WH-75 OUTDOOR LOOP INDOOR LOOP
USGPM L/s PSI kPa PSI kPa
WH-80
OUTDOOR LOOP INDOOR LOOP
USGPM L/s PSI kPa PSI kPa
15 0.946 3.6 24.8 3.1 21.4
17 1.073 4.1 28.2 3.7 25.5
19 1.199 5.0 34.5 4.5 31.0
Table 14 - Loop Pressure Drops
All pressure drop values are for water as loop fluid.