Electrical System - Riello GAS 9/2 Installation, Use And Maintenance Instructions

Forced draught gas burners
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ELECTRICAL EQUIPMENT FACTORY SET
(A)
CABLE SECURING
(B)

ELECTRICAL SYSTEM

as set up by the manufacturer
DANGER
LAYOUT (A)
Burners GAS 9/2 (3-phase)
- These models leave the factory preset for 400
V power supply.
- If 230 V power supply is used, change the mo-
tor connection from star to delta and change
D3440
the setting of the thermal cut-out as well.
KEY TO LAYOUTS (A)
CMV
F1
RMG
MB
MV
PA
RT
SM
SO
D56
SP
TA
TB
PGM
WARNING
Use flexible cables according to regulation EN
60 335-1:
- if in PVC boot, use at least HO5 VV-F
- if in rubber boot, use at least H05 RR-F.
CABLE SECURING (B)
All cables to be connected to the burner terminal
strip 8)(A)p.5 should pass through fair leads
9)(A)p.5. The fair leads and precut holes can be
used in various ways. One example is given be-
low:
GAS 9/2
1 - Three-phase power supply . . . . . . . Pg 11
2 - Single-phase power supply. . . . . . . Pg 7
3 - Remote control device TR . . . . . . . Pg 7
4 - Remote control device TL . . . . . . . . Pg 7
5 - Gas valves . . . . . . . . . . . . . . . . . . . Pg 7
6 - Gas pressure switch or . . . . . . . . . . Pg 7
gas valve leak detection control device
7 - Fair lead fitting hole, if required. . . . Pg 7
To ensure that the IP 40 protection classification
is maintained, close all unused fair lead fitting
holes.
11
 The electrical wiring must
be carried out with the
electrical
disconnected.
 Electrical wiring must be
carried out by qualified
personnel
and
compliance
with
regulations
currently
force in the country of
destination.
 Do not touch the device
with wet or damp body
parts and/or in bare feet.
 Do not pull the electric
cables.
- Motor contactor
- Protection against radio interference
- Control box
- Burner terminal strip
- Fan motor
- Air pressure switch
- Thermal cut-out
- Servomotor
- Ionisation probe
- Plug-socket
- Ignition transformer
- Burner ground
- Max gas pressure switch
In the case of phase-phase
feed, a bridge must be fitted on
the control box terminal strip
between terminal 6 and the
earth terminal.
supply
in
the
in

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