Before installing this heater, please read all the enclosed instructions carefully and
follow any recommendations regarding installation and use.
Electrical installation
The HC range comprises 1, 2 and 3 ceramic element models:
• One and two ceramic single phase 230V heaters are factory fitted with high
temperature silicon rubber flexible cable conforming to BS 6500 having a
temperature rating of 180°C continuous (H05SS-F).
• Three ceramic heater models are supplied without cables, and configured for
single phase 230V operation. They can be converted to 3 phase and neutral 400V
by removing the two red wires under the right hand cover. For connection use only
silicon rubber flexible cable conforming to BS 6500 having a temperature rating of
180
°
C (H05SS-F).
• The heaters must be earthed.
• To prevent nuisance tripping use type C MCBs. In multi-heater installations spread
the heaters over several circuits.
The heater is supplied with a wall mounting bracket ready for attachment to the
heater. Place the heater face down and attach one 'U' bracket to back. Make sure
cable gland is towards the bottom of the heater
movement
Location
• Heaters should be angled at 30° to 45° from the vertical, and never straight down.
• There must always be a minimum clearance of 450mm between the top of the
heater and the ceiling.
Wall mounting
• Decide whether vertical movement only (Diagram A) or vertical/horizontal
movement (Diagram B) is required for correct positioning of heaters and assemble
as shown.
• Avoid mounting heaters on structures liable to vibrate.
• Recommended mounting heights and safety distances should always be
observed.
