Specifications
26
EKHBH054BA3VJU EKHBX054BA3VJU EKHBH054B6VJU EKHBX054B6VJU
Function Heating only Reversible Heating only Reversible
Leaving water
temperature range
Heating °F
(°C) (59) 77 - 131* ((15) 25 - 55) (59) 77 - 131* ((15) 25 - 55)
Cooling °F (°C) - 41 - 71.6 (5 - 22) - 41 - 71.6 (5 - 22)
Drain valve yes
Material Epoxy polyester painted galvanized steel
Color Neutral white (RAL 9010)
Dimensions (Net) HxWxD in. 36 5/16 x 19 3/4 x 14 7/32 36 5/16 x 19 3/4 x 14 7/32 36 5/16 x 19 3/4 x 14 7/32 36 5/16 x 19 3/4 x 14 7/32
Weight
Net lbs. 123 123
Gross lbs. 152 152
Factory mounted
heater
Capacity
kW
3 3 6 6
Capacity Steps 1 1 2 2
Max Overcurrent
Protection (MOP)
20 A 20 A 30 A 30 A
Minimum Circuit Amps
(MCA)
14.3 A 14.3 A 28.6 A 28.6 A
Power supply 208-230V/1Ph/60Hz 208-230V/1Ph/60Hz 208-230V/1Ph/60Hz 208-230V/1Ph/60Hz
When
connected
to all outdoor
units
Main
components
Expansion
vessel
Volume gal. 2.64 2.64
Max. water pressure PSI 43.5 43.5
Pre Pressure PSI 14.5 14.5
Water circuit
Piping connections diameter in. 1 1/4 Male BSP 1 1/4 Male BSP
Piping in. 1 1/4 1 1/4
Safety valve PSI 43.5 43.5
Total water volume gal. 1.45 1.45
Refrigerant
circuit
Gas side diameter in. ø 5/8 ø 5/8
Liquid side diameter in. ø 3/8 ø 3/8
Operation
range
Waterside
Heating °F
(°C) 59 - 131 (15 - 55) 59 - 131 (15 - 55)
Cooling °F
(°C) - 41 - 71.6 (5 - 22) - 41 - 71.6 (5 - 22)
When
connected
to
ERLQ036
Main
components
Pump
Nominal
ESP unit
Heating PSI 7.6 7.6
Cooling PSI - 8.1 - 8.1
Water
side Heat
exchanger
Water volume gal. 0.26 0.26
Water flow rate Min./Max GPM 4.23/15.32 4.23/15.32
Water flow
rate Nom.
Heating GPM 8.48 8.48
Cooling GPM - 7.58 - 7.58
When
connected
to
ERLQ048
Main
components
Pump
Nominal
ESP unit
Heating PSI 6.3 6.3
Cooling PSI - 7.1 - 7.1
Water
side Heat
exchanger
Water volume gal. 0.26 0.26
Water flow rate Min./Max GPM 4.23/15.32 4.23/15.32
Water flow
rate Nom.
Heating GPM 10.59 10.59
Cooling GPM - 9.46 - 9.46
When
connected
to
ERLQ054
Main
components
Pump
Nominal
ESP unit
Heating PSI 5.08 5.08
Cooling PSI - 6.79 - 6.79
Water
side Heat
exchanger
Water volume gal. 0.26 0.26
Water flow rate Min./Max GPM 4.23/15.32 4.23/15.32
Water flow
rate Nom.
Heating GPM 12.13 12.13
Cooling GPM - 9.93 - 9.93
HYDROBOX
*Back up heater operation between 59°F (15°C) and 77°F (25°C)
HYDROBOX (FOR USE WITH ERLQ036/048/054BAVJU)
˚FDB ˚CDB
115 46
50 10
41 72 ˚F
5 22 ˚C
Leaving evaporator water temp.
Operating Range Cooling Mode
Outdoor Temp.
˚CDB
35
-20
15 55
59
Leaving condenser water temp.
No heat pump operation,
backup heater only
0
˚F
˚C
25 40
77 104 131
Operating Range Heating Mode
Outdoor Temp.
˚FDB ˚CDB
110 43
25 40
˚F
77
104
Domestic hot water tank temp.
Booster heater operation
95 35
32 0
5 -15
-4 -20
˚C
50 80
122 176
Operating Range Domestic
Water Heating Mode
Outdoor Temp.
˚FDB
95
32
-4