Roberts Gorden Vacuum Assisted Linear - Manual (Page 78)

B LACKHEAT ® I NSTALLATION O PERATION AND S ERVICE M ANUAL
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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, three try, direct spark, 100% shut off
ignition flame rectification module.
18.2.2 Electrical
Rating: 230V, 50 Hz, 1 Ø, 1 A
Connection: 3 pin moulded plug
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
BH-15, 20, 25, 30............. Model: Torin DSF 133-42
BH-25 EF, 30 EF, 35 EF,
BH-35, 40, 45 .................. Model: Torin DSA 524-202
BH-40 EF, 45 EF,
50 EF, BH-50 .................. Model: Magnetek JF1G
BH30DL, 40DL, BH50DL/EF,
60DL/EF, 70DL/EF........... Model: Magnetek JF1G
Multiburner .................. Model: Airflow 83 BTLW
.................. Model: Airflow 90 BTLW
Consult the manufacturer for availability of alternate fans.
18.3.2 Flue
When fitted, 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 must be 150 mm diameter and will be
sized to suit arrangement and will connect to the fan. 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.