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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
Zone Valves and Actuators
Zone Valve Actuator –
For installed VZ22, VZ32, VZ42 Valves
MZ18A
The MZ18A actuator is for modulation control of the installed base of VZ22/
VZ32/VZ42 series of small linear zone valves.
Input voltage
24 V AC, ± 15%, 50/60 Hz
Power consumption
1,4 VA
Input Signal
Modulating 0-10, 2-10V
Stroke
6.5 mm
Operation
Direct/reverse (selectable)
Running time
150s at 50 Hz
120s at 60 Hz
Stem force
180 N (for valves DN 15-20)
Insulation class
III
Connection cable
1,5 m
Coupling ring
M 30 x 1,5
Ambient operating temperature
0 to 55°C
Enclosure rating
IP 42
MZ18A zone valve actuator for VZ22/32/42 valves
Part number
Description
845-5100-000
MZ18A-24
MZ 18B
The MZ18B actuator is for 3 point floating control of the installed base of VZ22/
VZ32/VZ42 small linear zone valves
Input voltage
24 Vac + 10 % / -30 %; 50/60 Hz
Power consumption
0,7 VA
Control mode
Floating (3-point)
Stroke
6.5 mm
Running time
150s at 50 Hz
120s at 60 Hz
Stem force
180 N (for valves DN 15-20)
Insulation class
III
Connection cable
1.5 m
Coupling ring
M 30 x 1,5
Ambient operating temperature
0 to 60°C
Enclosure rating
IP 42
MZ18B zone valve actuator for VZ22/32/42 valves
Part number
Description
845-5101-000
MZ18B
