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Motor-Driven Valve Actuator

Manufacturer part: 4333N26

Use electricity to start and stop flow to valves automatically. They adhere to standard ISO 5211 dimensions for mounting to valves. Use valve stem adapters to mount actuators to smaller ISO 5211 valve stems.To prevent electrical burnout from excessive and unexpected loads, these actuators have a torque limiter. They also have a manual override, so you can continue to operate the actuator during power outages. These actuators have single pole, double throw (SPDT) auxiliary switches, which allow you to connect them to temperature-monitoring equipment, programmable logic controllers (PLCs), or conveyor sirens. A flow indicator on the top of the actuator shows whether the valve is open or closed. When the valve is actuated, an internal heater will automatically turn on to prevent motor damage from condensation buildup.Fail-closed actuators have a battery that will switch the actuator to the closed position if power is lost, protecting downstream equipment from excessive pressure.Aluminum actuators stand up to impact better than nylon actuators. They are IP and NEMA rated, so they protect against dust, washdowns, and have the highest rating for submersion.

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Technical data

Specifications

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ECCN
EAR99
RoHS
Not Compliant
DFARS
Specialty Metals COTS-Exempt
REACH
Not Compliant
Width
6 ,15/16,"
Height
8 ,5/8,"
Length
7 ,3/4,"
Torque
530 in.-lbs.
Features
Internal Heater, Auxiliary Switches
Actuation
Motor
Frequency
50/60 Hz
Duty Cycle
Intermittent
Schedule B
850110.4080
Environment
Corrosive, Damp, Dusty, Outdoor, Submersible, Washdown
On/Off Time
Not Rated
Hole Pattern
ISO 5211
Fail Position
Fail Closed
For Stem Size
14 mm
Voltage Range
100V AC-240V AC
Actuation Time
9 sec.
For Stem Shape
Square
Valve Function
On/Off
Manual Override
Yes
Housing Material
Aluminum
Country of Origin
Italy
Temperature Range
0° to 130° F
For Valve Function
On/Off
Environmental Rating
IP68, NEMA 4X
Wire Connection Type
Screw Terminals
Visual Flow Indicator
Yes
Actuator Mounting Pattern
F07, F10
Additional Specifications
SDS
Conduit Connection Gender
Female
Electrical Connection Type
Hardwire
Switch Industry Designation
SPDT
Conduit Connection Pipe Size
1/2
Conduit Connection Thread Type
NPT

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