Roberts Gorden HE20UT, HE20ST, HE50DL, HE45UT, HE30DL, HE50ST Double Linear Heater, Tube Heater

BLACKHEAT® HE INSTALLATION OPERATION AND SERVICE MANUAL

18.6 Linear Heater

HE15ST HE20ST HE25ST HE30ST HE35ST HE40ST HE45ST HE50ST

Input - Gross (kW)	15	20	25	30	35	40	45	50/51
Input - Net (kW)	13.5	18	22.5	27	31.5	36	40.5	45/46
Tube Length (mm)	6096	9144	9144	12192	12192	12192	15240	15240
Overall Heater Length (mm)	6887	9935	9935	12983	12983	13028	16076	16076
Weight (kg)	41	55	55	68	68	68	81	81
Heated Area (m2)	20-160	30-210	40-265	50-315	55-370 65-420		70-475	80-525
Minimum Installation Height (mm)	3500	3500	3500	3500	4600	5000	5000	5000
Recommended Installation Height	3500	3600	3900	4200	4800	5500	6700	7600
(mm)

18.7 Double Linear Heater

HE30DL HE40DL HE50DL HE60DL HE70DL

Input - Gross (kW)	30	40	50	60	70
Input - Net (kW)	27.5	36	45	54	63
Tube Length (mm)	12802	18898	18898	24994	24994
Overall Heater Length (mm)	13914	20010	20010	26106	26106
Weight (kg)	82	110	110	136	136
Heated Area (m2)	50-315	65-420	80-525	100-630	110-740
Minimum Installation Height (mm)	3500	3500	3500	3500	4600
Recommended Installation Height (mm)	3500	3600	3900	4200	4800

18.8 U-tube Heater

HE15UT HE20UT HE25UT HE30UT HE35UT HE40UT HE45UT HE50UT

Input - Gross (kW)	15	20	25	30	35	40	45	50
Input - Net (kW)	13.5	18	22.5	27	31.5	36	40.5	45
Tube Length (mm)	3531	5055	5055	6579	6579	6579	8103	8103
Overall Heater Length (mm)	4048	5572	5572	7096	7096	7096	8620	8620
Weight (kg)	39	54	54	65	65	66	96	96
Heated Area (m2)	20-160	30-210	40-265	50-315	55-370	65-420	70-475	80-525
Minimum Installation Height (mm)	3500	3500	4000	4700	5000	5000	5000	5000
Recommended Installation Height (mm)	3500	3600	4000	4700	5000	5500	6700	7600

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