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Table 1B — 40RUA Physical Data, SI — Cooling Units
UNIT 40RUA* 07 08 12 14 16
NOMINAL CAPACITY ( kW)
21 26 35 43 52
OPERATING WEIGHT (kg)
Base Unit with TXV 173 175 184 304 311
Plenum ă80 ă80 ă80 102 102
FANS
Qty ...Diam. (mm) 1...381 1...381 1...381 2...381 2...381
Nominal Airflow (L/s) 1133 1604 1888 2360 2831
Airflow Range (L/s) 850---1416 1203---2006 1416---2360 1770---2949 2124---3539
Nominal Motor kW (Standard Motor)
208/230---1---60 0.97 1.79 — — —
208/230---3---60 and 460---3---60 1.79 1.79 1.79 2.16 2.16
5 7 5 --- 3 --- 6 0 0.75 1.49 1.49 2.24 2.24
Motor Speed (r/s)
208/230---1---60 28.8 28.8 — — —
208/230---3---60 and 460---3---60 28.8 28.8 28.8 28.8 28.8
5 7 5 --- 3 --- 6 0 28.8 28.8 28.8 28.8 28.8
REFRIGERANT
R---410A
Operating charge (kg)
(approx per circuit)
{
1.36 1.36 0.68/0.68 0.90/0.90 1.13/1.13
DIRECT---EXPANSION COIL
Enhanced Copper Tubes, Aluminum Sine---Wave Fins
Max Working Pressure (kPag) 3102
Face Area (sq m) 0.62 0.77 0.93 0.93 1.64
No. of Splits 1 1 2 2 2
No. of Circuits per Split 12 15 9 12 16
Split Type...Percentage — — Face...50/50
Fins/m 591 591 670 591 591
PIPING CONNECTIONS,
Quantity...Size (in.)
DX Coil — Suction (ODF ) 1...1
1/
8
1...1
1/
8
2...1
1/
8
2...1
1/
8
2...1
1/
8
DX Coil — Liquid Refrigerant (ODF) 1...
5/
8
2...
5/
8
Steam Coil, In (MPT) 1...2
1/
2
1...2
1/
2
Steam Coil, Out (MPT) 1...1
1/
2
1..1
1/
2
Hot Water Coil, In (MPT) 1...1
1/
2
1...2
Hot Water Coil, Out (MPT) 1...1
1/
2
1...2
Condensate (PVC) 1...1
1/
4ODM/1IDF
FILTER S
Throwaway — Factory Supplied
Quantity...Size ( mm) 4...406 x 610 x 51
4...406 x 508 x 51
4...406 x 610 x 51
Access Location Either Side
STEAM COIL
}
Max Work ing Pressure (kPag a t 126° C) 138
Total Face Area (sq m) 0.62 0.62 0.62 1.24 1.24
Rows...Fins/m 1...355 1...355 1...355 1...394 1...394
HOT WATER COIL
}
Max Working Pressure (kPag) 1034
Total Face Area (sq m) 0.62 0.62 0.62 1.24 1.24
Rows...Fins/m 2...335 2...335 2...335 2...335 2...335
Water Volume
(L) 31.4 52.6
(m
3
) 0.031 0.052
LEGEND
DX — Direct Expansion
TXV— Thermostatic Expansion Valve
{
Units are shipped without refrigerant charge.
}
Field installed accessory only.
40RU