H
H
L
L
-
-
S
S
e
e
r
r
i
i
e
e
s
s
E
E
l
l
e
e
c
c
t
t
r
r
i
i
c
c
A
A
c
c
t
t
u
u
a
a
t
t
o
o
r
r
I
I
n
n
s
s
t
t
a
a
l
l
l
l
a
a
t
t
i
i
o
o
n
n
a
a
n
n
d
d
O
O
p
p
e
e
r
r
a
a
t
t
i
i
o
o
n
n
M
M
a
a
n
n
u
u
a
a
l
l
H
H
K
K
C
C
28
5
Operation Instruction
5.1
Electrical Connections and Preliminary Test
Warning ;
When working in potentially explosive areas, observe the European Standards EN 60079-14
“Electrical
Installations in Hazardous Areas
” and EN 60079-17 “Inspection and Maintenance of Electrical
Installations in Hazardous Areas
”.
Work on the electrical system or equipment must only be carried out by a skilled electrician himself or
by specially instructed personnel under the control and supervision of such an electrician and in
accordance with the applicable electrical engineering rules.
For cable gland or conduit entries that are not used, user or installer shall close by certified blanking
elements so that the flameproof properties of the enclosure are maintained
Flameproof enclosure! Treat cover with care. Gap surfaces must not be damaged in any way. Do not
jam cover during fitting.
Loosen the screws on the actuator cover and lift it off.
Make sure that power supply voltage is in accordance with the
data on the actuator nameplate
Pass cables through the cable glands :
PF ¾ “, M20 or G ¾”(EEX “d”)
Connect wires according to the enclosed wiring diaphragm (refers to chapter 5.2)
Move the valve manually to an half-open position, operate an electrical
opening and check that the motor rotates in the right direction
Standard units are counter-clockwise to open set
Test the actuator and check the limit switches work correctly
Check that all cable glands are correctly tighten
Applicable cable glands should be selected to be met the application
’s condition.
Over the grade IP67 of cable gland recommended in potentially explosive atmospheres.
Mount cover and tighten cover bolts