Connection Examples For Main And Control Circuits; 3Rw44 In A Standard Circuit With Control Via Keys - Siemens SIRIUS 3RW44 Manual

Circuit Examples
8.1

Connection Examples for Main and Control Circuits

8.1.1 3RW44 in a Standard Circuit with Control via Keys

Main circuit
Option 1a:
Standard circuit with circuit breaker and SITOR fuse
(pure semiconductor protection)
L1 3/N/PE 400 V AC 1) , 50 Hz
L2
L3
Q1
(optional
semi-
F3
conductor
protection)
L1 L2 L3
G1
T1 T2 T3
U1 V1 W1
M1
M
3~
PE
Alternative branch layout in standard circuit
Main circuit
Option 1b:
Standard circuit with general-
purpose fuse
(line and semiconductor protection)
1)
L1 3/N/PE 400 V AC , 50 Hz
L2
L3
F1'
L1 L2 L3
G1
T1 T2 T3
U1 V1 W1
M1
M
3~
PE
1) For permissible main and control voltage values, refer to Technical Data, pages 9-7 to 9-11.
8-2
Option 1c:
Standard circuit with line and SITOR
fuse
(pure semiconductor protection)
1)
L1 3/N/PE 400 V AC , 50 Hz
L2
L3
F1
F3
L1 L2 L3
G1
T1 T3
T2
U1 V1 W1
M1
M
3~
PE
Control circuit
1)
L1 1/N/PE 230 V AC , 50 Hz
F2
Stop
S1
A1 L+
L-
G1
PE
A2 13 14
PE
On period
N
IN1 IN2 IN3 IN4
96
23 24 33 34 95
No No Group
action action error
SIRIUS 3RW44 manual
GWA 4NEB 535 2195-02 DS 02
PTC type A
or
Thermoclick
T1 T2
+
98
NSB0_01494a