Ochsner TERRA 11, Operating And Installation Manual

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982001-TERRA-M2-M4-EN04.1 | www.ochsner.com 89
INSTALLATION | ERP-Data
Model: TERRA 27
Air-to-water heat pump: no
Water-to-water heat pump: no
Brine-to-water heat pump: yes
Direct evaporation-to-water heat pump: no
Low-temperature heat pump: no
Equipped with a supplementary heater: no
Heat pump combination heater: no
Temperature application: medium
Climate conditions: average
Item Symbol Value Unit Item Symbol Value Unit
Rated heat output (*) Praded 23 kW
Seasonal space heating energy effi-
ciency
η
s
127 %
Declared capacity for heating for part load at indoor temperature 20
°C and outdoor temperature T
j
Declared coefficient of performance or primary energy ratio for part
load at indoor temperature 20 °C and outdoor temperature T
j
T
j
= -7 °C Pdh 23.1 kW T
j
= -7 °C COPd 2.85
T
j
= +2 °C Pdh 24.1 kW T
j
= +2 °C COPd 3.34
T
j
= +7 °C Pdh 24.7 kW T
j
= +7 °C COPd 3.70
T
j
= +12 °C Pdh 25.3 kW T
j
= +12 °C COPd 4.12
T
j
= bivalent temperature Pdh 22.8 kW T
j
= bivalent temperature COPd 2.73
T
j
=
operation limit tempe-
rature
Pdh 22.8 kW T
j
=
operation limit tempe-
rature
COPd 2.73
For air-to-water heat pumps:
Pdh 22.8 kW
For air-to-water heat pumps:For air-
to-water heat pumps:
COPd 2.73
T
j
= -15 °C (if TOL < - 20 ºC) T
j
= -15 °C (if TOL < - 20 ºC)
Bivalent temperature T
biv
-10 °C
For air-to-water heat pumps:
TOL -10 °C
Operation limit temperature
Power input „compressor off“ 0 W
Heating water operating limit
temperature
WTOL 68 °C
Power consumption in modes other than active mode Supplementary heater
Off mode P
OFF
20 kW Rated heat output (*) Psup 0.00 kW
Thermostat-off mode P
TO
20 kW
Type of energy input electricity Standby mode P
SB
20 kW
Crankcase heater mode P
CK
0 kW
Other items
Capacity control
fixed For air-to-water heat pumps:
— — m 3 /h
Sound power level
indoors
L
WA
60.1
dB
Rated air flow rate, outdoors
outdoors —
For water-/brine-to-water heat pumps:
— 7 m
3
/h
Annual energy consumption Q
HE
13947 kWh
Rated brine or water flow rate, out-
door heat exchanger
For heat pump combination heater:
Declared load profile
— Water heating energy effi ciency η
wh
— %
Daily electricity consumption Q
elec
— kWh Daily fuel consumption Q
fuel
— kWh
Contact details: OCHSNER Wärmepumpen GmbH, Ochsner-Straße 1, A-3350 Haag
(*) For heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heatingPde-
signh, and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj).