Thermax · Absorption chillers

Thermax TAC L1

Hot water-driven single-effect absorption chillers

Cooling capacity: 157 – 1,000 kW
Efficiency: COP: 0.7 to 0.8
Energy: Hot water

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Technical data

Key data

Cooling capacity: 157 – 1,000 kW
Rating conditions: CHW 12/7 ºC
CW 29.4 ºC
HW 90/80 ºC
Energy: Hot water
Output temperature: Chilled water at 7 ºC
Refrigerant: Water (H₂O)
Efficiency: COP: 0.7 to 0.8

Main advantages

Chilled water produced from hot water (75-120 ºC)
Uses waste heat and renewable energy
High single-effect efficiency: COP of up to 0.85
Minimal electricity consumption
Low maintenance and long service life

Models

Thermax TAC L1 models

Technical data from the manufacturer's data sheet.

TAC L1
Model	Unit	L1 M1	L1 M2	L1 N1	L1 N2	L1 N3	L1 N4	L1 P1	L1 P2	L1 P3	L1 P4	L1 P5
GENERAL DATA
Version / application		Single-effect absorption chiller driven by low-temperature hot water
Installation location		Indoor
Refrigerant / absorbent		Water (R718) / Lithium bromide (LiBr)
Nominal COP		0.78
Hot water inlet / outlet temperature	°C	90 / 80
Chilled water inlet / outlet temperature	°C	12 / 7
Cooling water inlet / outlet temperature	°C	29 / 34
CAPACITY AND HYDRAULIC CIRCUITS
Nominal cooling capacity	kW	157	187	240	285	369	464	562	658	762	885	1,000
Chilled water flow	m³/h	27	32.1	41.2	48.9	63.4	79.7	96.5	113	130.9	152	171.7
Chilled water connection diameter	DN	80	80	125	125	125	125	150	150	150	150	150
Cooling water flow	m³/h	62	74	94	112	146	183	222	258	298	350	395
Cooling water connection diameter	DN	100	100	150	150	150	150	200	200	200	200	200
Hot water flow	m³/h	17.7	21.1	26.8	31.8	41.4	51.9	63	74	85	99	112
Hot water connection diameter	DN	80	80	80	80	80	80	100	100	100	100	100
ELECTRICAL DATA
Solution pump motor power	kW	1.1	1.1	2.2	2.2	2.2	2.2	3	3	3	3	3
Solution pump current	A	3.9	3.9	6	6	6	6	7.5	7.5	7.5	7.5	7.5
Refrigerant pump motor power	kW	0.2	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3
Refrigerant pump current	A	1.1	1.1	1.1	1.1	1.1	1.1	1.4	1.4	1.4	1.4	1.4
Vacuum pump motor power	kW	0.75
Vacuum pump current	A	1.8
Total electrical consumption	kVA	5.9	5.9	7.4	7.4	7.4	7.4	8.7	8.7	8.7	8.7	8.7
Supply voltage	V / Hz	415V (±10%), 50Hz (±5%), 3 phases + N
DIMENSIONS, WEIGHTS AND MAINTENANCE
Length (L)	mm	2,930	2,930	3,950	3,950	4,080	4,080	4,660	4,660	4,770	4,770	4,770
Width (W)	mm	1,570	1,570	1,560	1,560	1,710	1,710	1,640	1,640	1,770	1,770	1,770
Height (H)	mm	2,280	2,280	2,280	2,280	2,790	2,790	2,790	2,790	2,910	3,070	3,070
Operating weight	kg	3,700	3,800	4,600	4,700	6,200	6,500	7,200	7,600	8,800	9,100	9,900
Shipping weight	kg	3,400	3,400	4,100	4,200	5,400	5,600	6,200	6,500	7,300	7,600	8,200
Tube removal clearance	mm	2,700	2,700	3,700	3,700	3,700	3,700	4,300	4,300	4,500	4,500	4,500