Honeywell MS4103 ユーザーズマニュアル
148
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.
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)
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
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