EKHBH/X016BB
Indoor unit for air to water heat pump system
4PW62572-1A – 01.2011
Installation manual
50
12. T
ECHNICAL
SPECIFICATIONS
12.1. General
12.2. Electrical specifications
Heating/cooling models (EKHBX)
Heating only models (EKHBH)
Nominal capacity
• cooling
Refer to the Technical Data
• heating
Refer to the Technical Data
Dimensions H x W x D
922 x 502 x 361
922 x 502 x 361
Weight
• machine weight
48 kg
48 kg
• operation weight
61 kg
61 kg
Connections
• water inlet/outlet
1-1/4" MBSP
(a)
(a) MBSP = Male British Standard Pipe
1-1/4" MBSP
• water drain
hose nipple
hose nipple
• refrigerant liquid side
Ø9.5 mm (3/8 inch)
Ø9.5 mm (3/8 inch)
• refrigerant gas side
Ø15.9 mm (5/8 inch)
Ø15.9 mm (5/8 inch)
Expansion vessel
• volume
10 l
10 l
• maximum working pressure (MWP)
3 bar
3 bar
Pump
• type
water cooled
water cooled
• no. of speed
3
3
Sound pressure level
Refer to technical data
Refer to technical data
Internal water volume
5.5 l
5.5 l
Pressure relief valve water circuit
3 bar
3 bar
Operation range - water side
• heating
+15~+55°C
+15~+55°C
• cooling
+5~+22°C
—
Operation range - air side
• heating
–20~+35°C
–20~+35°C
• cooling
+10~+46°C
—
• domestic hot water by heat pump
–20~+35°C
–20~+35°C
Heating/cooling models (EKHBX)
Heating only models (EKHBH)
Standard unit (power supply via outdoor unit)
• power supply
230 V 50 Hz 1P
Backup heater
• power supply
See
"Connection of the backup heater power supply" on page 20
• maximum running current
See