McQuay WHR 017EW User Manual

46 Product Manual WHR-2
Table 28, WHR-040EW - WHR-070EW
WHR UNIT SIZE 040EW 045EW 050EW 060EW 070EW
Capacity @ ARI conditions
tons, (kW) 38.0 (133.8) 44.0 (154.9) 51.5 (181.3) 58.5 (205.9) 70.5 (248.2)
No. Circuits 2 2 2 2 2
COMPRESSORS
Nominal Horsepower 20 22 25 25 30 30 30 30 35 35
Number 1 1 1 1 1 1 1 1 1 1
Speed RPM 1750 1750 1750 1750 1750
No. of Cylinders 4 4 4 4 4 4 4 6 6 6
Unloading Steps 100-75-50-25-0 100-75-50-25-0 100-75-50-25-0 100-83-58-25-0 100-83-66-50-33-16-0
Oil Charge oz., (l) 135 (4.0) 130 (3.8) 130 (3.8) 130 (3.8) 140 (4.1) 140 (4.1) 140 (4.1) 140 (4.1) 140 (4.1) 140 (4.1)
Discharge Valve in. (mm) 1 3/8 (35) 1 3/8 (35) 1 3/8 (35) 1 3/8 (35) 1 3/8 (35) 1 3/8 (35) 1 3/8 (35) 1 5/8 (41) 1 5/8 (41) 1 5/8 (41)
CONDENSERS
Number 2 2 2 2 2
Diameter, in. (mm) 8 5/8 (219 8 5/8 (219 8 5/8 (219 8 5/8 (219 8 5/8 (219 8 5/8 (219 8 5/8 (219 8 5/8 (219 8 5/8 (219 8 5/8 (219
Tube Length, in. (mm) 96 (2438) 96 (2438) 96 (2438) 96 (2438) 96 (2438) 96 (2438) 96 (2438) 96 (2438) 96 (2438) 96 (2438)
Design W.P.PSIG, (kPa):
Refrigerant Side 450 (3104) 450 (3104) 450 (3104) 450 (3104) 450 (3104)
Water Side 225 (1550) 225 (1550) 225 (1550) 225 (1550) 225 (1550)
No. of Passes 2 2 2 2 2 2 2 2 2 2
Pump-Out Capacity, lb. (kg) (2) 130 (60) 130 (60) 125 (58) 125 (58) 125 (58) 125 (58) 116 (53) 116 (53) 116 (53) 116 (53)
Connections:
Water Inlet & Outlet, In. (mm)
(3)
2 1/2 (64) 2 1/2 (64) 2 1/2 (64) 2 1/2 (64) 2 1/2 (64) 2 1/2 (64) 2 1/2 (64) 2 1/2 (64) 2 1/2 (64) 2 1/2 (64)
Relief Valve, Flare in. (mm) 1/2 (13) 1/2 (13) 1/2 (13) 1/2 (13) 1/2 (13)
Purge Valve, Flare in. (mm) 1/4 & 1/2 1/4 & 1/2 1/4 & 1/2 1/4 & 1/2 1/4 & 1/2
(6) & (13) (6) & (13) (6) & (13) (6) & (13) (6) & (13)
Liquid Subcooling Integral Integral Integral Integral Integral
EVAPORATOR
No. Refrigerant Circuits 2 2 2 2 2
Diameter, in., (mm) 10 3/4 (273) 10 3/4 (273) 10 3/4 (273) 12 3/4 (324) 12 3/4 (324)
Tube Length, in. (mm) 96 (2438) 96 (2438) 96 (2438) 96 (2438) 96 (2438)
Water Volume, gallons (l) 17.9 (1.1) 17.9 (1.1) 17.9 (1.1) 24.3 (1.5) 24.3 (1.5)
Refrigerant Side D.W.P.
PSIG, (kPa)
225 (1552) 225 (1552) 225 (1552) 225 (1552) 225 (1552)
Water Side D.W.P. psig (kPa) 175 (1207) 175 (1207) 175 (1207) 175 (1207) 175 (1207)
Water Connections:
Inlet & Outlet, in. (mm) (4) 4 (102) 4 (102) 4 (102) 5 (127) 5 (127)
Drain & Vent, (NPT INT.) 3/8 (10) 3/8 (10) 3/8 (10) 3/8 (10) 3/8 (10)
DIMENSIONS
Length, in. (mm) 117 (2972) 117 (2972) 117 (2972) 117 (2972) 117 (2972)
Width, in. (mm) 34 (864) 34 (864) 34 (864) 34 (864) 34 (864)
Height, in. (mm) 62 1/4 (1581) 62 1/4 (1581) 62 1/4 (1581) 63 3/4 (1619) 63 3/4 (1619)
WEIGHTS
Operating Weight, lb. (kg) 3614 (1639) 3686 (1672) 3696 (1676) 3980 (1805) 4057 (1840)
Shipping Weight, lb. (kg) 3644 (1653) 3716 (1686) 3726 (1690) 3925 (1780) 4002 (1815)
Operating Charge, lb. (kg) R-22 45 (20) 45 (20) 50 (23) 50 (23) 50 (23) 50 (23) 55 (25) 55 (25) 60 (27) 60 (27)
Operating Charge, lb. (kg) R-134a 47 (21) 47 (21) 52 (24) 52 (24) 52 (24) 52 (24) 58 (26) 58 (26) 63 (29) 63 (29)
Notes:
1. Certified in accordance with ARI Standard 550/590-98.
2. 80% Full R-22 at 90°F (32°C) per refrigerant circuit.
3. Victaulic WHR040-070.

McQuay WHR 017EW Specifications

General

Brand	McQuay
Model	WHR 017EW
Category	Chiller
Language	English