
14
STR 0PA
Fig.2
2. Installation and dismantling of actuator
Note: Check again whether the EA is place in accordance with the Chapter “Operation Conditions”. If
the installation conditions are different than recommended it is needed to consult the situation with the
producer.
Before starting of mounting the EA onto the valve:
•
Check again whether the EA was not damaged during storing.
•
Check whether the adjusted operating stroke and connecting dimensions of the actuator (see the
nameplate) are in compliance with the valve parameters.
•
In case of inconsonance, perform adjusting according to the part Adjusting of actuator.
2.1 Installation
EA is by the producer adjusted to parameters according to the nameplate, with connecting
dimensions according to the corresponding dimensional drawing and put it to a half-position.
2.1.1 Mechanic connection of electric actuator to the armature
STR 0PA electric actuators can be assembled and operated in any position. In horizontal
position an actuator with two columns should be placed with columns above each other
During assembly must be take care for the space for disassembly of upper cover and with the
option to set up elements.
Mechanic connection with connecting dimensions in accordance with
standard DIN – Fig.2
Connecting procedure:
•
Check the labels, whether the travel of electric actuator and travel of
armature are corresponding.
•
Set the armature (B) and electric actuator into position „closed“.
•
Put electric actuator (A) on the armature (B).
•
Screw the actuator shaft (8) into the valve coupling (15) until the actuator
flange seats on the valve body (13).
•
Tighten the screws (9) to connect the actuator flange (5) with the valve
body (13).
•
Check connection dimensions in accordance with Fig.
•
Turn the valve output shaft by one revolution and lock it with the nut (12).
A ........... electric actuator
1 ........... disengagement button
2 ........... hand wheel
5 ........... actuator flange
6 ........... pillar
8 ........... actuator output shaft
9 ........... screw
B ........... valve
10 ......... valve output shaft
12 ......... locking nut
13 ...........valve body
15 ...........valve coupling
Содержание Rematic
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