Enerblue · High-efficiency chillers with natural refrigerant

Enerblue PURPLEi

High-efficiency air-to-water chillers with inverter compressors, EC fans and natural refrigerant

Cooling capacity: 30.5 – 291 kW
Heating capacity: (up to 73 kW in DS version)
Efficiency: EER: 2.8 to 3.1
SEER: 4.1 to 4.4
Energy: Electricity

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Technical data

Key data

Cooling capacity: 30.5 – 291 kW
Heating capacity: (up to 73 kW in DS version)
Rating conditions: A35;W7
Energy: Electricity
Output temperature: from +20 ºC to -10 ºC
Refrigerant: R290 (propane)
Efficiency: EER: 2.8 to 3.1
SEER: 4.1 to 4.4
Energy class: ErP Ecodesign compliant

Main advantages

Continuous modulation with inverter technology
EC axial fans as standard for maximum consumption reduction at part load
Hybrid configuration in 2 circuits
Isolated compressor module as standard, with ATEX safety system and R290 leak detector
Optional heat recovery unit

Models

Enerblue PURPLEi models

Technical data from the manufacturer's data sheet.

PURPLEi (12.1 to 45.1)

PURPLEi (12.1 to 45.1)
Model	Unit	12.1	15.1	20.1	22.1	25.1	30.1	32.1	35.1	40.1	45.1
NOMINAL COOLING (EN 14511 VALUES) (A35; W12/7°C)
Nominal cooling capacity (1)	kW	30.5	34.1	38.3	45.3	49	55.4	63.4	76.9	86.5	91.4
Total power input in cooling (1)	kW	9.9	11	12.8	15.5	18	17.5	21.4	26.6	27.9	29.9
EER (1)		3.1	3.1	3	2.9	2.8	3.1	3	2.9	3.1	3.1
SEER (ErP seasonal efficiency, fan coil W7) (2)		4.1	4.2	4.1	4.1	4.1	4.1	4.1	4.1	4.1	4.2
SEMI-HERMETIC INVERTER COMPRESSOR AND REFRIGERANT (R290)
Compressor type		Semi-hermetic reciprocating inverter
No. of compressors / circuits	No. / No.	1 / 1
Capacity control (min / max)	%	50 / 100
R290 charge per circuit	kg	1.9	1.9	1.7	1.7	2.9	1.9	3.5	3.5	4.4	4.4
EC AXIAL FANS AND USER-SIDE HEAT EXCHANGER
Fan type		EC axial
No. of fans	No.	1	1	1	1	1	1	1	1	2	2
Fan power input	kW	0.7	0.9	1	1.1	1.4	1.1	1.4	1.4	2.1	2.4
Fan current draw	A	1.8	1.8	1.8	1.8	1.8	2.4	2.4	2.4	5	5
Total air flow	m³/h	14,217	14,564	15,033	15,792	15,742	21,324	21,215	21,071	37,520	38,108
User heat exchanger type		Single-circuit plate
User water flow (A35; W12/7) (1)	l/h	5,257	5,875	6,604	7,803	8,443	9,546	10,930	13,250	14,910	15,750
Water pressure drop (1)	kPa	38.5	30.6	37	31.9	39	37.2	41.1	41.2	44.9	40.5
DESUPERHEATER (20% DS PARTIAL RECOVERY - OPTIONAL)
DS heat exchanger type		Plate
DS nominal heat output (3)	kW	6	7.4	7.9	9.2	12	11.5	12.4	18.7	17	21.6
DS water flow (W40/45°C) (3)	l/h	1,028	1,265	1,358	1,586	2,067	1,976	2,140	3,220	2,917	3,720
DS water pressure drop (3)	kPa	2	3	3	5	7	5	8	11	6	9
HYDRAULIC MODULE, ACOUSTIC DATA (LN) AND DIMENSIONS
Available pump pressure	kPa	183.2	183.2	166	149.2	148.3	153.4	140.2	131.8	165.6	163.4
Pump power input	kW	1.28	1.28	1.28	1.28	1.35	1.35	1.35	1.35	1.73	1.73
Buffer tank capacity	l	130	130	130	130	130	130	250	250	250	250
User hydraulic connections	inches	1"1/2	1"1/2	1"1/2	1"1/2	2"	1"1/2	2"	2"	2"	2"
Sound power level LN (4)	dB(A)	74	75	75	76	84	84	84	84	86	86
Sound pressure level at 1 m LN (5)	dB(A)	57	58	58	59	66	66	66	66	68	68
Length / width / height	mm	1950 / 950 / 2000	1950 / 950 / 2000	1950 / 950 / 2000	1950 / 950 / 2000	1950 / 950 / 2000	1874 / 1212 / 2338	1874 / 1212 / 2338	1791 / 1212 / 2338	2877 / 1214 / 2338	2877 / 1214 / 2338
Shipping weight	kg	596	596	640	657	670	801	814	828	1,039	1,069

Notes and reference conditions (Enerblue PURPLEi technical catalogue - p. 7):
(1) Performance in accordance with EN 14511: outdoor air temp. 35 °C; evaporator water inlet/outlet temp. 12/7 °C.
(2) Performance in accordance with EN 14511 / EN 14825 for an average climate (Strasbourg), fan coil applications (W7), variable outlet water temp.
(3) Water inlet/outlet temp.: evaporator 12/7 °C; desuperheater 40/45 °C.
(4) Lw: free-field sound power values calculated in accordance with ISO 3744. Operating conditions (A35; W7 °C).
(5) Sound pressure values measured at 1 m in free field in accordance with ISO 3744. Operating conditions (A35; W7 °C).

PURPLEi (55.1 to 80.2)

PURPLEi (55.1 to 80.2)
Model	Unit	55.1	60.1	75.1	35.2	40.2	45.2	55.2	60.2	75.2	80.2
NOMINAL COOLING (EN 14511 VALUES) (A35; W12/7°C)
Nominal cooling capacity (1)	kW	110	116.3	128.2	153	168.8	183.6	222.8	240.3	267.7	291
Total power input in cooling (1)	kW	37	40.1	44.8	53	55.2	60.5	75.9	84.2	94	103
EER (1)		3	2.9	2.9	2.9	3	3.1	2.9	2.9	2.8	2.8
SEER (ErP seasonal efficiency, fan coil W7) (2)		4.1	4.1	4.1	4.1	4.4	4.3	4.1	4.1	4.1	4.1
SEMI-HERMETIC INVERTER COMPRESSOR AND REFRIGERANT (R290)
Compressor type		Semi-hermetic reciprocating
No. of compressors / circuits	No. / No.	1 / 1	1 / 1	1 / 1	2 / 2	2 / 2	2 / 2	2 / 2	2 / 2	2 / 2	2 / 2
Capacity control (min / max)	%	50 / 100	50 / 100	50 / 100	25 / 100	25 / 100	25 / 100	25 / 100	25 / 100	25 / 100	25 / 100
R290 charge per circuit	kg	4.5	5.2	5.2	3.8 / 3.8	4.7 / 4.7	4.7 / 4.7	5.2 / 5.2	5.2 / 5.2	5.3 / 5.3	5.5 / 5.5
EC AXIAL FANS AND USER-SIDE HEAT EXCHANGER
Fan type		EC axial
No. of fans	No.	2	2	2	2	4	4	4	4	4	4
Fan power input	kW	2.6	2.8	2.9	2.9	4.2	4.7	5.2	5.6	5.9	5.9
Fan current draw	A	5	5	5	5	9.9	9.9	9.9	9.9	9.9	9.9
Total air flow	m³/h	39,838	40,491	41,555	41,519	84,477	84,418	84,013	83,784	83,400	83,201
User heat exchanger type		Single-circuit plate	Single-circuit plate	Single-circuit plate	Dual-circuit plate	Dual-circuit plate	Dual-circuit plate	Dual-circuit plate	Dual-circuit plate	Dual-circuit plate	Dual-circuit plate
User water flow (A35; W12/7) (1)	l/h	18,950	20,030	22,080	26,340	29,070	31,610	38,340	41,350	46,070	50,070
Water pressure drop (1)	kPa	38.8	37.3	34	25.8	28.6	29.2	29.6	29.2	39.2	43.3
DESUPERHEATER (20% DS PARTIAL RECOVERY - OPTIONAL)
DS heat exchanger type		Plate
DS nominal heat output (3)	kW	26.5	31.7	35.5	43.7	40.3	33.9	50.5	57.7	64.8	73.2
DS water flow (W40/45°C) (3)	l/h	4,563	5,456	6,110	7,516	5,838	6,937	8,684	9,918	11,146	12,594
DS water pressure drop (3)	kPa	10	12	12	9	6	8.4	11.6	14.3	18.2	21.8
HYDRAULIC MODULE, ACOUSTIC DATA (LN) AND DIMENSIONS
Available pump pressure	kPa	166.7	164	159.2	179.6	169.2	162.6	147.3	138.3	148.4	140.4
Pump power input	kW	2.45	2.45	2.45	3	3	3	3	3	4	4
Buffer tank capacity	l	250	250	250	250	450	450	450	450	450	450
User hydraulic connections	inches	2"1/2	2"1/2	2"1/2	2"1/2	2"1/2	2"1/2	2"1/2	3"	3"	3"
Sound power level LN (4)	dB(A)	86	88	88	86	90	90	90	92	92	92
Sound pressure level at 1 m LN (5)	dB(A)	68	70	70	68	70	70	70	72	72	72
Length / width / height	mm	2877 / 1214 / 2338	2877 / 1214 / 2338	2877 / 1214 / 2338	2877 / 1214 / 2338	5320 / 1211 / 2338	5320 / 1211 / 2338	5320 / 1211 / 2338	5320 / 1211 / 2338	5320 / 1211 / 2338	5320 / 1211 / 2338
Shipping weight	kg	1,110	1,117	1,124	1,265	1,794	1,882	2,002	2,026	2,063	2,124

Notes and reference conditions (Enerblue PURPLEi technical catalogue - p. 8):
(1) Performance in accordance with EN 14511: outdoor air temp. 35 °C; evaporator water inlet/outlet temp. 12/7 °C.
(2) Performance in accordance with EN 14511 / EN 14825 for an average climate (Strasbourg), fan coil applications (W7), variable outlet water temp.
(3) Water inlet/outlet temp.: evaporator 12/7 °C; desuperheater 40/45 °C.
(4) Lw: free-field sound power values calculated in accordance with ISO 3744. Operating conditions (A35; W7 °C).
(5) Sound pressure values measured at 1 m in free field in accordance with ISO 3744. Operating conditions (A35; W7 °C).

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