Bryant 524J Air Conditioner User Manual


 
6
Table 1D — 524J*25H Physical Data, SI — Heat Pump Units
UNIT 524J* 25H
NOMINAL CAPACITY (kW)
70
OPERATING WEIGHT (kg)
Base Unit with TXV 326
Plenum 44
FANS
Qty ...Diam. (mm) 2...381
Nominal Airflow ( L/s) 3775
Airflow Range (L/s) 2831---4719
Nominal Motor kW (Standard Motor)
208/230---3---60 and 460---3---60 3.73
57 5 --- 3 --- 60 3.73
Motor Speed (r/s)
208/230---3---60 and 460---3---60 29.1
57 5 --- 3 --- 60 29.1
REFRIGERANT
R---410A
Operating charge (kg)
(approx per circuit)*
1.59/1.59
DIRECT---EXPANSION COIL
Enhanced Copper Tubes, Aluminum Sine---Wave Fins
Max Working Pressure (kPag) 4482
Face Area (sq m) 1.85
No. of Splits 2
No. of Circuits per Split 2
Split Type...Percentage Face...50/50
Fins/m 591
PIPING CONNECTIONS,
Quantity...Size (in.)
DX Coil — Suction (ODF) 2...1
1/
8
DX Coil — Liquid Refrigerant (ODF) 2...
5/
8
Steam Coil, In (MPT) 1...2
1/
2
Steam Coil, Out (MPT) 1...1
1/
2
Hot Water Coil, In (MPT) 1...2
Hot Water Coil, Out (MPT) 1...2
Condensate (PVC) 1...1
1/
4
ODM/1 IDF
FILTE R S
Throwaway — Factory Supplied
Quantity...Size (mm)
4...406 x 610 x 51
4...406 x 508 x 51
Access Location RightorLeftSide
STEAM COIL**
Max Wo rk ing Pressure (k Pag at 126°C) 138
Total Face Area (sq m) 1.24
Rows...Fins/m 1...394
HOT WATER COIL**
Max Working Pressure (kPag) 1034
Total Face Area (sq m) 1.24
Rows...Fins/m 2...335
Water Volume
(L) 52.6
(m
3
) 0.052
LEGEND
DX Direct Expansion
TXV— Thermostatic Expansion Valve
*
Units are shipped without refrigerant charge.
** Field installed accessory only.
524J