Wiring for Type of motor connection "Standard" (inline) in Ex operation with additional line
contactor
/
)
1
4
3
6
6
$
$
1
2
1
&
/
0
'
,
'
,
'
,
'
,
$4
,
$4
8
$4
7
7
1
2
1
2
1
2
4
0
4
4
3(
4
:
9
8
0
/
/
/
7
7
7
/
/
/
F1
Fuse
S1
Switch: Motor On / Off
S2
Pushbutton: Reset
Q1
Motor starter protector
Q11
3RW55 soft starter
Q21
Line contactor
P1
Indicator light
M1
Motor
PE
Protective conductor
A.3.1.2
Type of motor connection "inside delta" in Ex operation
Requirements
• 3RW55 or 3RW55 Failsafe soft starter (the examples show the 3RW55 soft starter)
• Parameterization required
Example circuits
A.3 Special applications
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006
307