Making use of free cooling | Archive Titles

Table 1: Illustrative Cooling Requirements and Running Cost (London Location)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cooling load (kW)	380	386	398	419	443	470	483	480	462	432	406	388
Running kW fc	37	37	41	86	111	156	163	162	150	99	46	37
Running kW dx	94	94	114	122	139	157	167	160	144	131	116	102
Running cost fc (£)	1465	1465	1614	3388	4387	6180	6465	6423	5935	3936	1809	1465
Running Cost dx (£)	3715	3729	4508	4840	5518	6205	6598	6338	5713	5188	4595	4048
Cooling load 80% (kW)	304	309	319	335	355	376	387	384	369	346	325	311
Running kW fc 80%	37	37	37	81	99	102	134	132	126	82	48	37
Running kW dx 80%	90	87	109	112	125	130	133	130	125	113	108	97
Running cost fc 80% (£)	1465	1465	1465	3208	3901	4039	5306	5227	4990	3274	1891	1465
Running cost dx 80% (£)	3564	3435	4316	4435	4960	5148	5267	5148	4950	4475	4277	3841

Table 2: Average temperatures in London (ºC)
Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
4·3	5·1	6·7	9·4	12·5	16·0	17·7	17·3	14·9	11·1	7·7	5·4