Honeywell VR46 Serie Anweisungsblatt Seite 2

SPECIFICATIONS
Models
VR46.. series line voltage
VR86.. series low voltage
VR4601/VR8601 series:
two automatic shut off valves with pilot gas connection
between the valves for intermittent pilot (IP) applications.
VR4605 /VR8605 series:
two automatic shut off valves for direct spark ignition (DSI)
or hot surface ignition (HSI) applications.
NOTE:
Single suffix letter indicates:
medium capacity series.
Suffix letter followed by an "A" indicates:
low capacity series.
Suffix letter followed by a "B" indicates:
high capacity series.
Suffix letter
A: fast opening, with regulator
B: fast opening, without regulator
C: slow opening, with regulator
D: slow opening, without regulator
H: slow opening, with Modulec
M: fast opening, with Modureg
N: slow opening, with Modureg
P: fast opening, with High--Low
Q: slow opening, with High--Low
R: fast opening, with regulator and suitable in gas/air control
systems
Dimensions
See fig.1.page 25
Pressure regulator
Class B according to EN 88
Pipe sizes
1
-- Inlet and outlet / " ISO 7--1 internal parallel pipe thread.
2
1
-- Inlet / " ISO 7--1 internal parallel pipe thread and outlet
2
Ø18.6 mm.
-- Inlet Ø18.6 mm and outlet
pipe thread.
-- Inlet and outlet Ø18.6 mm.
1
-- Inlet / " ISO 7--1 internal parallel pipe thread and side
2
outlet Ø14 mm.
-- Inlet and outlet Ø 23 mm bore.
Inlet and outlet can also be fitted with straight or elbow
flanges.
Pilot gas connection (where applicable)
4 mm or 6 mm outer diameter tubing.
Special connection (optional): incorporated in the side outlet.
Pressure feedback connection
Servo pressure regulator has an M5 threaded hole to make
connection between regulator and combustion chamber of the
appliance.
Ambient temperature
VR46../VR86..xA: 0 ... 70 _C
VR46../VR86..x: 0 ... 60 _C
VR46../VR86..xB: 0 ... 60 _C
Minimum regulation capacity
3
0.31 m /h air
MU1R- -9082 0109R5- -NE
1
/ " ISO 7--1 internal parallel
2
Minimum differential pressure at 0.31 m
Model*
VR4601/VR8601x
VR4605/VR8605x
VR4621/VR8621x
VR4625/VR8625x
VR4601/VR8601xA
VR4605/VR8605xA
VR4611/VR8611xA
VR4615/VR8615xA
VR4621/VR8621xA
VR4625/VR8625xA
VR4641/VR8641x
VR4645/VR8645x
VR4601xB VR4605xB
* x = suffix letter
Valve classification
Type
VR4601/VR8601
VR4605/VR8605
VR4611/VR8611
VR4615/VR8615
VR4621/VR8621
VR4625/VR8625
VR4641/VR8641
VR4645/VR8645
Enclosure
IP 40 when used with covers or plugs
IP 44 when used with plugs according to DIN 43650
Timing
Closing time: 1 s
Dead time:
-- fast opening models: 1 s max.
-- fast opening models with second valve class B max 0.55 s
-- slow opening models: see table 1.
Opening time:
-- fast opening models: 1 s from start of flow till 50% of outlet
pressure setting.
-- fast opening models with second valve class B: 1 s from
start of flow till 7 mbar outlet pressure.
-- Slow opening models: 1.5 s from start of flow till Softlite
pressure
Gas Inlet pressure (mbar)
G 20/G 25 20
G 30/G 31 37
G 30/G 31 50
2
3
/h air
mbar
1.7
4.0
1.8
3.9
4.0
3.9
1.8
Class
st nd
1 valve 2 valve
B J
B C
B B
A C
Table 1.
Dead time (s)
1.5 max.
1.8 max.
1.5 max.