Roberts Gorden HE25ST SPECIFICATIONS 18.1 Material Specifications, Combustion and Tubes, Flue

SECTION 18: SPECIFICATIONS

SECTION 18: SPECIFICATIONS

18.1 Material Specifications

18.1.1 Combustion and Tubes

100 mm dia. 16 gauge heat treated aluminised mild steel.

18.1.2 Reflectors

NS3 H14 aluminium or 1.4016 2R stainless steel (option).

18.2 Heater Specifications

18.2.1 Sequence Controller

Fully automatic, single try, direct spark,

100% shut off ignition flame rectification module.

18.2.2 Electrical

Rating: 230 V, 50 Hz, 1 Ø, 1 A

Connection: minimum IP55 junction box

18.2.3 Gas Supply

Connection: Rc1/2 (1/2" BSP int)

Natural G20:

Minimum - Inlet 15 mbar (6 in wg)

Maximum - Inlet 50 mbar (20 in wg)

Natural G25:

Minimum - Inlet 17.5 mbar (7 in wg)

Maximum - Inlet 50 mbar (20 in wg)

LP Gas (Propane or Butane): Minimum - Inlet 32.5 mbar (13 in wg) Maximum - Inlet 50 mbar (20 in wg)

18.3 Venting Specifications

18.3.1 Fans

HE15, 20, 25, 30, 35	Model: Torin DSF 133-42
HE40, 45, 50	Model: AO Smith JF1G
HE30DL, 40DL	Model: Torin DSA 524-202
HE50DL, 60DL,70DL	Model: Magnetek JF1G

18.3.2 IP54 Protected Fans

HE15, 20, 25, 30, 35	........ Model: Torin DSA 508-128
	(P/N 90710051)
HE40, 45, 50	Model: Torin DSF 146-052
	(P/N 90710053)
HE30DL, 40DL	Model: Torin DSA 524-202
	(P/N 90710052)
HE50DL - 70DL	Model: Torin DSF 146-052
	(P/N 90710053)
Multiburner	Model: Airflow 83 BTLW IP55
......................	Model: Airflow 90 BTLW IP55

Consult the manufacturer for availability of alternate fans.

18.3.3 Flue

The flue must be 100 mm, or greater in diameter, and must conform to National Codes. The flue must be self supporting. Inlet must be 100 mm diameter.

Multiburner - Flue will be 150 mm diameter. Flue material must conform to National Codes. The flue must be self supporting.

18.4 Suspension Specifications

Hang heater with materials with a minimum working load of 33 kg.

18.5 Controls Specifications

Time switches, thermostats, etc. can be wired into the electrical supply. External controls supplied as an optional extra.

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