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© 2011 Schneider Electric. All rights reserved.
Valve and Actuator Catalogue
Schneider Electric
Telephone Europe: Malm
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, Sweden +46 40 38 68 50 Telephone Asia Pacific: Singapore +65 6776 3166
VACAT_July2011 July 2011
ao
Shoe Valves and Actuators
MB
The MB is a 3-port screwed rotary shoe valve.
MBF
The MBF is a 3-port flanged rotary shoe valve.
MB
Max Close-off Pressure kPa
Part number Size
(inches)
Kvs
Rangeability
RM
XRM
MD10B-230
MD10B-24
MD10A-24
2Nm
2Nm
10Nm
10Nm
10Nm
MB1402
½”
1.9
50
70
70
70
70
70
MB1452
¾”
4.1
50
70
70
70
70
70
MB1502
1”
8.3
50
70
70
70
70
70
MB1552
1¼”
12.5
50
35
35
35
35
35
MB1602
1½”
21
50
35
35
35
35
35
MB1652
2”
33
50
35
35
35
35
35
The MD10B is a damper actuator requiring a linkage kit for use with the MB shoe valves. (LMD/MB linkage kit part number 914-1071-000). Order
Auxiliary switches separately, type MD-S2 part number 914-1061-000, type MD-S1, part number 914-1060-000.
MBF
Max Close-off Pressure kPa
Part number
DN
Kvs
Rangeability
MD20B-24
MD20B-230
MD20A-24
20Nm
20Nm
20Nm
MBF4732
65
65
50
35
35
35
MBF4782
80
83
50
25
25
25
MBF4857
100
125
50
25
25
25
The MD20B is a damper actuator requiring linkage kit (LMD/MBF part number 914-1070-000).
Order auxiliary switches separately, type MD-S2 part number 914-1061-000, type MD-S1, part number 914-1060-000.
MB
Design
3-way rotary shoe valve
Pressure Class (MB)
PN10
Pressure Class (MBF)
PN6
Flow Characteristic
Port 2 Modified Parabolic
Flow Characteristic
Port 3 Linear
Operating angle
90°
Rangeability (Kvs / Kv min.)
50
Leakage
0.5% (%of Kvs)
Max. temperature of medium
120°C
Min. temperature of medium
2°C
Connection MB
Screwed Parallel (female) BSP to BS21
Connection MBF
Flanged BS4504, Table 6/11
Materials
Body ½” to 1” valves
Hot Pressed Brass to BS218
Body 1¼” to 2” valves
Close Grained Cast Iron BS1452
Grade 260
Body 65mm to 100mm Close Grained Cast Iron BS1452
Grade 260 or 220
Spindle
High Tensile Brass to BS2874 CZ114
O Rings
EPDM
MBF