Honeywell MS4103 ユーザーズマニュアル

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VFF6
Resilient seat three-way valves 
provide control for HVAC system 
applications including chilled 
water, hot water, cooling tower 
water, thermal storage systems, 
and steam.
SPECIFICATIONS
Body Pattern  ........................................ 3 way (A-AB-B)
Valve Action  ......................................... Normally Closed
Connection Type  .................................. Lugged
Controlled Medium ............................... Chilled and hot water, up to 
50% glycol
Actuator Control Type  .......................... Electric floating, and 
modulating; pneumatic spring 
and non-spring return
Type of Enclosure ................................. NEMA 2 housing, DCA, 
NEMA 4 industrial electric, 
pneumatic linear
Flow Characteristic  .............................. Modified Equal Percent
Mounting  .............................................. ANSI Flanged
Static Pressure Rating (max) ................ 250 psi (1724 kPa) 
Maximum Differential Pressure Ratings 
(Close-off)  ............................................ 175 psi (1206 kPa) 
Actuator Ambient Temperature Ratings -5 F to 140 F (-20 C to 60 C) 
Temperature Range  ............................. -40 F to 250 F (-40 C to 121 C) 
Materials
(Body)  .................................................. Polyester-coated cast iron 
ASTM A126 Class B
(Stem) ................................................... 416 stainless steel
(Seat) .................................................... Peroxide-cured EPDM resilient 
seat
(Plug/Ball/Disc)  .................................... Nylon 11-coated ductile iron
APPROVALS
CE  ........................................................ Compliant
Underwriters Laboratories, Inc.  ........... C/US UL873, Plenum Rated
DIMENSIONS DIAGRAM
M27023
T
T
OPTIONAL POSITIONER
A
L2
R
C
C
C
R
F
H
Hp
PIPE SIZE
IN. [mm]
W
H
HP
L1
L2
W
H
HP
L1
L2
2
2-3/4
4-1/4
10-1/4
3
3
[DN50]
[70]
[109]
[262]
[76]
[76]
2-1/2
3-5/8
5-2/8
11-2/8
4
4
[DN65]
[91]
[132]
[284]
[100]
[100]
3
4
5-1/2
11-1/2 4-1/2
4-1/2
[DN80]
[100]
[141]
[293]
[113]
[113]
4
4-3/4
6-7/8
12-7/8
6
6
4
5-1/2
11-1/2 4-1/2
4-1/2
[DN100]
[120]
[176]
[328]
[154]
[154]
[100]
[141]
[293]
[113]
[113]
5
5-3/8
7-3/4
13-3/4
6-1/8
6-1/8
[DN125]
[137]
[196]
[349]
[157]
[157]
6
6-3/4
9-3/8
15-3/8
7-3/4
7-3/4
[DN150]
[172]
[238]
[391]
[196]
[196]
8
6-3/4
9-3/8
15-3/8
7-3/4
7-3/4
[DN200]
8-7/8
11-5/8 17-5/8
9-1/2
9-1/2
[172]
[238]
[391]
[196]
[196]
10
[224]
[295]
[447]
[240]
[240]
[DN250]
12
[DN300]
14
[273]
[342]
[495]
[339]
[339]
[DN350]
16
[DN400]
18
[DN450]
20
[DN500]
13-3/8 13-3/8
[273]
[342]
[495]
[339]
[339]
19-1/2
10-3/4 13-1/2
9-1/2
[224]
[295]
[447]
[240]
[240]
8-7/8
11-5/8 17-5/8
9-1/2
[176]
[328]
[154]
[154]
(VFF3/6_W1YCS/DS/ES/PS/XS)
FULL CUT DISK, HIGH CLOSE-OFF*
UNDER CUT DISK, 50 PSI CLOSE-OFF**
(VFF3/6_V1YCS/DS/ES/PS/XS)
13-3/8
4-3/4
6-7/8
12-7/8
6
6
[120]
10-3/4 13-1/2 19-1/2 13-3/8
* 175 PSI [1206 KPA] CLOSE-OFF UP TO 12 INCHES [DN 300], 150 PSI [1034 KPA] AT 14 INCHES
   AND NO PRODUCT AVAILABLE GREATER THAN 14 INCHES.
**NOTE:  VALVE SIZES 2 TO 3 INCHES ARE AVAILABLE ONLY WITH FULL CUT DISKS.
WITH PNEUMATIC SPRING RETURN ACTUATORS
Resilient Seat Butterfly Valves
VFF6