Bentone BG 650, Installation And Maintenance Instruction

Page: 25 / 48

25 Bentone
-
Max inlet pressure 360 mbar
-
Valves V1+V2 class A group 2 in accordance with
EN 161
-
Governor class A group 2 in accordance with
EN88
- Ratio V P
Br
:P
L
0,75:1-3:1
-
Filter according to DIN 3386
- Ambient temperature -15°C- +70°C
-
Protection standard type IP54
(according to IEC 529, DIN 40050)
-
Gas family 1 +2 +3
-
Outlet pressure 0,5 - 100 mbar
-
Zero point adjustment N ±2 mbar
-
Pressure switch DIN3398 TI
- Fan pressure P
L
0,4-100 mbar
-
Fire room pressure P
F
-2 -+5mbar
- Burner pressure P
Br
0,5 - 100 mbar
Mounting instruction - impulse lines P
L
, P
F
and P
Br
-
Impulse lines should preferably be made of steel.
Inside diameter >ø4 mm (steel tube ø6/4).
- For P
L
other material can be used.
-
Impulse lines P
L
and P
BR
are ready from factory.
-
Impulse lines shall be mounted in such a way that no condensate can flow back
into the multibloc. This is especially important when P
F
is concerned.
-
Impulse lines shall be mounted in such a way that they are protected against
rupture and damage.
-
Impulse lines shall be as short as possible.
Adjustment range
!
Effective burner pressure
∆
P
Br
= P
Br
- P
F
!
Effective fan pressure
∆
P
L
= P
L
-P
F
P
L
, max. = 100 mbar
P
Br
max. = 100 mbar
MB-VEF
Adjustment range
V = 3:1
V = 1:1 V = 0,75:1
V
V = 3:1
V = 1:1
V = 0,75:1
+ N
- N
∆
pBr, min =0,5 mbar
∆
pL, min =0,4 mbar
∆
P
Br
∆
P
L
∆
P
L
∆
P
Br
{
{
N=-2
N=+2
Adjustment range