Thermax · Absorption chillers

Thermax TAC S2

Steam-driven double-effect absorption chillers

Cooling capacity: 400 – 7,410 kW
Efficiency: COP: 1.3 to 1.5
Energy: Steam

Ask an engineer

Technical data

Key data

Cooling capacity: 400 – 7,410 kW
Rating conditions: CHW 12/7 ºC
CW 32/37 ºC
ST 8 bar(g)
Energy: Steam
Output temperature: Chilled water at 7 ºC
Refrigerant: Water (H₂O)
Efficiency: COP: 1.3 to 1.5

Main advantages

High cooling performance
Runs on higher-pressure steam
High double-effect efficiency: COP of up to 1.6
Minimal electricity consumption
Low maintenance and long service life

Models

Thermax TAC S2 models

Technical data from the manufacturer's data sheet.

TAC S2
Model	Unit	S2 C3	S2 C4	S2 D1	S2 D2	S2 D3	S2 D4	S2 E1	S2 E2	S2 E3	S2 E4	S2 E5	S2 E6	S2 F1	S2 F2	S2 F3	S2 G1	S2 G2	S2 G3	S2 G4	S2 G5	S2 G6	S2 H1	S2 H2	S2 J1	S2 J2
GENERAL DATA
Version / application		Steam-driven double-effect absorption chiller [3.0 - 10.0 bar(g)]
Installation location		Indoor
Refrigerant / absorbent		Water (R718) / Lithium bromide (LiBr)
Nominal COP		1.5
Chilled water inlet / outlet temperature	°C	12.0 / 7.0
Cooling water inlet / outlet temperature	°C	32.0 / 37.1
Nominal inlet steam pressure	bar(g)	8
Maximum allowable steam pressure	bar(g)	10.5
Maximum allowable pressure, water circuits	bar(g)	8
CAPACITY AND HYDRAULIC CIRCUITS
Nominal cooling capacity	kW	400	500	640	760	945	1,070	1,275	1,420	1,625	1,780	1,950	2,170	2,305	2,390	2,665	3,015	3,382	3,735	4,050	4,575	4,970	5,580	6,325	6,700	7,410
Nominal cooling capacity (reference)	TR	113.7	142.2	182	216.1	268.7	304.2	362.5	403.8	462.1	506.1	554.5	617	655.4	679.6	757.8	857.3	961.7	1,062	1,151.6	1,300.9	1,413.2	1,586.6	1,798.5	1,905.1	2,107
Chilled water flow	m³/h	68.8	86.3	109.8	130.3	162.3	184	219	243.1	278.7	305.2	334.8	372.8	395.7	410.2	457.2	517.6	580.3	640.6	694.9	784.8	852.3	957.3	1,085.2	1,148.5	1,271
Chilled water connection diameter	DN	125	125	125	125	150	150	150	200	200	200	200	200	250	250	250	250	250	300	300	350	350	350	350	400	400
Cooling water flow	m³/h	114	143	182	216	269	305	363	403	462	506	555	618	656	680	758	858	962	1,062	1,152	1,301	1,413	1,587	1,799	1,904	2,107
Cooling water connection diameter	DN	150	150	150	150	200	200	200	250	250	250	300	300	350	350	350	350	350	400	400	450	450	450	450	500	500
STEAM CIRCUIT
Steam consumption	kg/h	401	503	636	760	939	1,066	1,269	1,409	1,619	1,775	1,944	2,164	2,286	2,393	2,666	3,011	3,370	3,719	4,044	4,545	4,947	5,568	6,297	6,691	7,369
Steam connection diameter	DN	65	65	65	65	80	80	80	100	100	100	100	100	125	125	125	125	125	150	150	150	150	150	150	200	200
Condensate drain connection diameter	DN	40	40	40	40	40	40	40	40	40	40	50	50	50	50	50	50	50	65	65	65	65	65	65	65	65
ELECTRICAL DATA
Solution pump motor power	kW	2.2	2.2	2.2	2.2	3	3	3	3.7	3.7	3.7	5.5	5.5	6.6	6.6	6.6	7.5	7.5	7.5	7.5	9	9	9	9	11	11
Solution pump current	A	6	6	6	6	8	8	8	11	11	11	14	14	17	17	17	20	20	20	20	27	27	27	27	28	28
Refrigerant pump motor power	kW	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	1.5	2.2	2.2	2.2	2.2	2.2	2.2
Refrigerant pump current	A	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.4	5	5	5	5	5	5	5	5	5	8.5	8.5	8.5	8.5	8.5	8.5
Vacuum pump motor power	kW	0.75
Vacuum pump current	A	1.8
Total electrical consumption	kVA	7.6	7.6	7.6	7.6	9.1	9.1	9.1	11.2	11.2	11.2	13.4	13.4	18.1	18.1	18.1	20.3	20.3	20.3	20.3	25.3	25.3	25.3	25.3	28.5	28.5
Supply voltage	V / Hz	415V (±10%), 50Hz (±5%), 3 phases + N
DIMENSIONS, WEIGHTS AND MAINTENANCE
Length (L)	mm	3,140	3,140	4,160	4,160	4,160	4,160	4,770	4,900	4,900	4,900	4,930	4,930	6,170	6,170	6,170	7,630	7,630	7,830	7,830	7,930	7,930	9,360	9,360	11,050	11,050
Width (W)	mm	2,140	2,140	2,140	2,140	2,400	2,400	2,400	2,600	2,600	2,600	2,780	2,780	2,850	2,850	2,850	2,850	2,850	3,180	3,180	3,750	3,750	3,750	3,750	3,770	3,770
Height (H)	mm	2,750	2,750	2,750	2,750	2,900	2,900	2,900	3,240	3,240	3,240	3,500	3,500	3,680	3,680	3,680	3,680	3,680	3,910	3,910	4,160	4,160	4,190	4,190	4,290	4,290
Operating weight	kg	6,800	7,000	8,500	8,700	10,600	10,800	12,100	14,700	15,200	15,600	18,000	18,500	23,000	24,100	24,700	29,000	29,800	38,700	39,700	48,900	50,000	56,500	57,600	66,300	67,500
Max. shipping weight	kg	6,400	6,500	8,000	8,200	10,300	10,400	11,700	14,000	14,300	14,600	16,700	17,100	21,900	22,400	22,900	27,000	27,700	35,300	36,000	43,400	44,300	50,700	51,500	59,900	60,700
Tube removal clearance	mm	2,650	2,650	3,670	3,670	3,710	3,710	4,310	4,680	4,680	4,680	4,710	4,710	5,530	5,530	5,530	6,800	6,800	7,220	7,220	8,500	8,500	8,500	8,500	10,000	10,000