Riello C9161400 Installation, Use And Maintenance Instructions page 19

Electrical connection of ionization probe and flame detector
It is important to achieve practically disturbance- and loss-free
signal transmission:
• Never run the detector cables together with other cables:
– Line capacitance reduces the magnitude of the flame signal.
– Use a separate cable.
Technical data
LMV52... basic unit Mains voltage
Mains frequency
Power consumption
Safety class
Terminal loading Unit fuse F1 (internally)
'Inputs'
Perm. mains primary fuse (externally)
Undervoltage
• Safety shutdown from operating position
at mains voltage
• Restart on rise in mains voltage
Oil pump / magnetic clutch (nominal voltage)
• Nominal current
• Power factor
Air pressure switch test valve (nominal voltage)
• Nominal current
• Power factor
Terminal loading Total contact loading:
'Outputs' • Mains voltage
• Input current of unit (safety loop) total
load on contacts resulting from:
- Fan motor contactor
- Ignition transformer
- Valve
- Oil pump / magnetic clutch
Single contact loading:
Fan motor contactor (nominal voltage)
• Nominal current
• Power factor
Alarm output (nominal voltage)
• Nominal current
• Power factor
Ignition transformer (nominal voltage)
• Nominal current
• Power factor
Fuel valve gas (nominal voltage)
• Nominal current
• Power factor
Fuel valve oil (nominal voltage)
• Nominal current
• Power factor
Cable lengths Main line
Environmental Operation
conditions Climatic conditions
Mechanical conditions
Temperature range
Humidity
Technical description of the burner
• Observe the permissible cable lengths.
• The ionization probe is not protected against electrical shock
• Locate the ignition electrode and the ionization probe such
17 GB
hazard. The mainspowered ionization probe must be protected
against accidental contact.
that the ignition spark cannot arc over to the ionization
probe (risk of electrical overloads).
AC 120 V -15 % / +10 %
50 / 60 Hz ±6 %
< 30 W (typically)
I, with parts according to II and III to DIN EN 60730-1
6.3 AT
Max. 16 AT
< AC 96 V
> AC 100 V
1.6A
cos ϕ > 0.4
0.5A
cos ϕ > 0.4
AC 120 V -15 % / +10 %
Max. 5 A
1A
cos ϕ > 0.4
1 A
cos ϕ > 0.4
1.6 A
cos ϕ > 0.2
1.6 A
cos ϕ > 0.4
1.6 A
cos ϕ > 0.4
Max. 100 m (100 pF/m)
DIN EN 60721-3-3
Class 3K3
Class 3M3
-20...+60 °C
< 95 % r.h.
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