Thermolec Standard Boiler - Manual (Page 4)

Page 2
4 Components
Note : The model shown here is a typical Dual-Energy boiler 23kW / 240 Volts / 1phase.
5 Standard specifications for all models
Table 2 on the following page give specifications and current for the standard models.
9 1/2”
Outlet 1-1/4’’ NPT
Inlet 1-1/4’’ NPT
Mounting holes
Electronic
temperature
sensor
18”
18” Temperature /
pressure
gauge
Incoloy elements Manual reset
thermal cut-out
Solid state relays
Pump relay
Ground lug
Fuse and
fuse holder Pump relay terminals
(dry contacts 10A)
Boiler control
transformer
Circuit breaker (optional)
supplied when required
by N.E.C.
Magnetic back-up contactor
Fig. 1
Thermostat terminals Fig. 2
Mono or Dual energy
controller
Adjustable
electronic
aquastat
(output
temperature)
Fig. 3
Outdoor reset sensor