GRANT ENGINEERING (UK) LTD  -OIL BOILER RANGE  -  TECHNICAL DETAILS
Revised 21/07/08

CONDENSING RANGE

Boiler	Boiler           type	Boiler model	Set output		Burner	Dimensions (mm)			Weight	Conventional	Connection sizes		Exp vessel	SEDBUK	Nozzle	Pressure
range			kW	Btu/h	make/type	Width	Height	Depth	dry (kg)	flue	Flow	Return	size (litres)	Efficiency	(kerosene)	(bar)
Vortex PRO	Kitchen/Utility	15/21	21.0	71,650	Riello RDB2.2 ³	348	855	566	104.0	100mm dia	22mm ¹	22mm ¹	N/A	93.0	0.60/80º EH	9.0
	(front service)	15/26	23.0	78,475	Riello RDB1	470	860	603	112.0	100mm dia	22mm ¹	22mm *	N/A	95.0	0.65/80º EH	8.5
		26/36	31.5	107,500	Riello RDB2	470	900	603	134.0	100mm dia	28mm ¹	28mm *	N/A	97.0	0.85/80º EH	9.0
		36/46	41.5	142,000	Riello RDB2.2	470	900	603	134.0	100mm dia	28mm ¹	28mm *	N/A	92.6	1.20/80º S	8.0
		46/58	52.0	177,424	Riello RDB3.2	563	1234	786	295.0	100/125mm ¤	1¼" BSP	1¼" BSP	N/A	94.1	1.35/80º S	9.5
		58/70	64.0	218,368	Riello RDB3.2	563	1234	786	299.0	100/125mm ¤	1¼" BSP	1¼" BSP	N/A	93.6	1.65/80º S	9.5
	Utility System	15/26	23.0	78,475	Riello RDB1	470	860	603	127.0	100	22mm ¹	22mm *	10	95.0	0.65/80º EH	8.5
	(top service)	26/36	31.5	107,500	Riello RDB2	470	900	603	142.0	100	28mm ¹	28mm *	12	97.0	0.85/80º EH	9.0
		36/46	41.5	142,000	Riello RDB2.2	470	900	603	142.0	100	28mm ¹	28mm *	16	92.6	1.20/80º S	8.0
	External Module	15/21	21.0	71,650	Riello RDB2.2 ³	385	879	943 ²	117.0	Green sys/90	22mm ¹	22mm ¹	10	93.0	0.60/80º EH	9.0
		15/26	23.0	78,475	Riello RDB1	505	908	1005 ²	157.0	Green sys/90	22mm ¹	22mm ¹	12	95.0	0.65/80º EH	8.5
		26/36	31.5	107,500	Riello RDB2	505	908	1005 ²	174.0	Green sys/200	28mm ¹	28mm ¹	16	97.0	0.85/80º EH	9.0
		36/46	41.5	142,000	Riello RDB2.2	505	908	1005 ²	174.0	Green sys/200	28mm ¹	28mm ¹	16	92.6	1.20/80º S	8.0
Vortex ECO	Utility	15/21	18.1	61,750	Riello RDB2.2 ³	430	860	605	103.0	100	22mm ¹	22mm ¹	12	93.0	0.55/80º EH	7.5
		21/26	22.7	77,500	Riello RDB2.2	430	860	605	103.0	100	22mm ¹	22mm ¹	12	92.4	0.65/80º EH	8.5
		26/35	30.8	105,100	Riello RDB2.2	470	900	603	121.0	100	22mm ¹	22mm ¹	12	92.1	0.85/80º EH	9.1
	External Module	15/21	18.1	61,750	Riello RDB2.2 ³	505	908	1005 ²	135.0	Green sys/90	22mm ¹	22mm ¹	12	93.0	0.55/80º EH	7.5
		21/26	22.7	77,500	Riello RDB2.2	505	908	1005 ²	135.0	Green sys/90	22mm ¹	22mm ¹	12	92.4	0.65/80º EH	8.5
		26/35	30.8	105,100	Riello RDB2.2	505	908	1005 ²	152.0	Green sys/200	22mm ¹	22mm ¹	12	92.1	0.85/80º EH	9.1
Vortex ECO Wall-hung	Internal	12/16	14.0	47,770	Ecoflam MAX1	580	850	322	85.7	100	22mm ¹	22mm ¹	N/A	94.9	0.40/80º EH	10.0
		16/21	18.7	63,800	Ecoflam MAX1	580	850	322	85.7	100	22mm ¹	22mm ¹	N/A	93.8	0.50/80º EH	10.0
	Internal System	12/16	14.0	47,770	Ecoflam MAX1	580	850	322	92.2	100	22mm ¹	22mm ¹	8	94.9	0.40/80º EH	10.0
		16/21	18.7	63,800	Ecoflam MAX1	580	850	322	92.2	100	22mm ¹	22mm ¹	8	93.8	0.50/80º EH	10.0
	External	12/16	14.0	47,770	Ecoflam MAX1	635	837	366	92.3	Green sys/90	22mm ¹	22mm ¹	N/A	94.9	0.40/80º EH	10.0
		16/21	18.7	63,800	Ecoflam MAX1	635	837	366	92.3	Green sys/90	22mm ¹	22mm ¹	N/A	93.8	0.50/80º EH	10.0
	External System	12/16	14.0	47,770	Ecoflam MAX1	635	837	366	98.8	Green sys/90	22mm ¹	22mm ¹	8	94.9	0.40/80º EH	10.0
		16/21	18.7	63,800	Ecoflam MAX1	635	837	366	98.8	Green sys/90	22mm ¹	22mm ¹	8	93.8	0.50/80º EH	10.0
Vortex PRO Combi 'e'	Kitchen Combi	21	21	71,650	Riello RDB2.2 ³	590	860	600	146.0	100	22mm ¹	22mm ¹	10	90.2	0.60/80º EH	9.0
		26	26	88,700	Riello RDB1	590	860	605	188.0	100	22mm ¹	22mm ¹	12	92.2	0.75/80º EH	8.0
		36	36	123,700	Riello RDB2.2	615	900	605	218.0	100	28mm ¹	28mm ¹	14	94.2	1.00/80º EH	9.1
	External Combi	21	21	71,650	Riello RDB2.2 ³	658	945	966 ²	147.0	Green sys/90	22mm ¹	22mm ¹	10	90.2	0.60/80º EH	9.0
		26	26	88,700	Riello RDB1	658	945	966 ²	200.0	Green sys/90	22mm ¹	22mm ¹	12	92.2	0.75/80º EH	8.0
		36	36	123,700	Riello RDB2.2	658	945	966 ²	215.0	Green sys/200	28mm ¹	28mm ¹	14	94.2	1.00/80º EH	9.1