Demand Rapid owner & installer guide 12949-B 02-19 |
9
Installation
Installation, servicing and repair shall be carried out only by
authorised personnel.
Supplied with the system:
• Pump
• Controller
• UV pipe resistant insulation 15-18 mm
• TPR valve(s)
Demand Rapid specification summary
Description
A complete storage hot water system (top down heating) made up
of a Rinnai INFINITY commercial continuous flow gas water heater
(external or internal unit), a pump, a thermostat and controller, and a
315 L Demand Duo cylinder.
Suitability
For smaller commercial or larger residential applications where a
large quantity of hot water is required quickly, but there is recovery
time available before next use. For example filling a machine or spa
bath.
Hard or aggressive water will need to be treated in order to use this
system, if in doubt please test before use.
Not suitable as a pool or spa heater.
System configuration
Thermostat pump on
60 °C
Thermostat pump off
65 °C
INFINITY setting
75 °C
Max. outlet water temp.
75 °C
Input
195-249 MJ/h
Output
44.5-57.8 kW
Connections
Gas
Cold water inlet
Hot water outlet
Hot water return
Condensate
TPR
Electricity
DN20 ¾ “ BSP male
DN32 1¼ “ BSP female
DN32 1¼ “ BSP female
DN32 1¼ “ BSP female (not used)
DN15 ½ “
DN20 ¾ “ BSP female
230 V AC GPO
Ingress protection
IPX4
Weights
Empty
Full
82-90 kg
402-410 kg
