Enerblue · Air-source heat pumps with natural refrigerant

Enerblue PALLADIUM 4P

4-pipe multifunction heat pumps for simultaneous cooling and heating

Cooling capacity: 42.4 – 143 kW
Heating capacity: 50.2 – 164 kW
Efficiency: COP: 3.20 to 3.60
Energy: Electricity (air-source)

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Technical data

Key data

Cooling capacity: 42.4 – 143 kW
Heating capacity: 50.2 – 164 kW
Rating conditions: Heating A7;W35 · Cooling A35;W7
Energy: Electricity (air-source)
Output temperature: Maximum water temperature: 70 ºC
Refrigerant: R290 (propane)
Efficiency: COP: 3.20 to 3.60
Energy class: A++

Main advantages

Simultaneous, independent 4-pipe production of chilled and hot water with total heat recovery
High-temperature DHW up to 70 °C all year round
Very high overall efficiency (TER) in simultaneous heat recovery mode

Models

Enerblue PALLADIUM 4P models

Technical data from the manufacturer's data sheet.

Enerblue PALLADIUM 4P
Model	Unit	50.2	60.2	75.2	85.2	100.4	120.4	150.4	170.4
HEATING (EN14511 VALUES) (A7;W35)
Nominal heat output (1), (7)	kW	50.2	61.4	75	81.9	101	123	151	164
Total power input in heating (1), (7)	kW	12.4	14.4	17.6	19.8	24.5	28.8	34.6	39.7
COP (1), (7)		4.05	4.26	4.26	4.14	4.12	4.27	4.36	4.13
HEATING (EN14511 VALUES) (A7;W55)
Nominal heat output (2), (7)	kW	47.2	57.3	69.4	76.4	94.5	114	139	153
Total power input in heating (2), (7)	kW	16.5	19	23.1	25.6	32.7	38	45.5	51.2
COP (2), (7)		2.86	3.02	3	2.98	2.89	3	3.05	2.99
SEASONAL ENERGY EFFICIENCY INDEX
SCOP (8)		3.13	3.41	3.13	3.24	3.31	3.58	3.31	3.39
Seasonal energy efficiency (ηs) (8)	%	122	134	122	127	129	140	130	133
Seasonal efficiency class (8)		A+	A++	A+	A++	A++ (9)	A++ (9)	A++ (9)	A++ (9)
COOLING (EN14511 VALUES) (A35;W7)
Nominal cooling capacity (3), (7)	kW	42.4	50.9	65.8	72.9	85.4	101	126	143
Total power input in cooling (3), (7)	kW	15.9	19.4	21.3	25.5	31.6	38.6	42.4	50.6
EER (3), (7)		2.67	2.62	3.09	2.86	2.7	2.62	2.97	2.83
SIMULTANEOUS HEATING + COOLING (EN14511 VALUES) (W55;W7)
Nominal heat output (10)	kW	56.5	69.3	81.8	94.7	114	138	159	186
Nominal cooling capacity (10)	kW	39.7	49.8	58	67.9	80.6	98.9	113	133
Total power input (10)	kW	16.9	19.6	23.9	26.9	33.3	39.2	46.5	53.5
TER (Total Efficiency Ratio) (10)		5.69	6.08	5.85	6.04	5.84	6.04	5.85	5.96
COMPRESSOR
Compressor type		Scroll
No. of compressors / refrigerant circuits	No. / No.	2 / 1	2 / 1	2 / 1	2 / 1	4 / 2	4 / 2	4 / 2	4 / 2
Capacity steps	No.	2	2	2	2	4	4	4	4
Oil charge per circuit	kg	6.5
Refrigerant charge per circuit (R290)	kg	4	5	6.1	7.7	3.8	4.8	5.9	7.5
AXIAL FANS
No. of fans	No.	1	1	2	2	2	2	4	4
Air flow	m³/h	13,825	13,488	27,602	26,642	27,644	26,985	55,215	53,292
USER-SIDE HEAT EXCHANGER
Heat exchanger type		Brazed plate
Water flow (A7/W35) (1)	m³/h	9	11	13	14	17	21	26	28
Pressure drop (A7/W35) (1)	kPa	29	21	25	14	20	18	23	23

Notes and reference conditions (Enerblue PALLADIUM 4P technical catalogue - p. 11):
(1) Outdoor air temperature 7 °C DB, 6 °C WB; condenser water inlet-outlet temperature 30-35 °C.
(2) Outdoor air temperature 7 °C DB, 6 °C WB; condenser water inlet-outlet temperature 47-55 °C.
(3) Outdoor air temperature 35 °C; evaporator water inlet-outlet temperature 12-7 °C.
(4) Sound power levels calculated in accordance with ISO 3744.
(5) Sound pressure levels at 1 m from the unit in free field.
(6) Sound levels at chiller operating conditions, water 12°/7 °C, outdoor air 35 °C.
(7) Values in accordance with EN 14511-3:2018.
(8) In accordance with European Directive No 813/2013 and EN14511-EN14825 for an average climate (Strasbourg). User application: medium temperature (55 °C), variable outlet temperature.
(9) Not subject to EU Regulation No 811/2013, rated heat output > 70 kW.
(10) Evaporator water inlet/outlet temperature 12-7 °C, condenser water inlet/outlet temperature 47-55 °C (simultaneous heating + cooling mode).