Siemens 3RW40 Operating Instructions Manual page 4

Test
A test must be carried out during commissioning and periodi-
cally every 36 months at the latest!
This test includes a complete function test and can be carried
out with the motor turned on or off.
The following three test phases (see table) are obligatory:
• LED test
• Current detection test for all three phases
• Motor protection test switch-off, during which the complete con-
trol chain with the swicthing elements and the
OVERLOAD / FAILURE contact is tested.
Press the RESET / TEST button in fault-free condition to
activate the test.
Test
t* Functions carried out
phase
LED test (all 5 LEDs on for 2 s)
1 0...2 s
Current detection test,
displayed via "DEVICE" LED
2 2...5 s
→
Main current flows:
→
Main current does not flow:
Motor protection test switch-off
OVERLOAD LED
OVERLOAD / FAILURE contact Is set
3 > 5 s
Switching elements / motor
Recovery time
t*: Length of time that the RESET / TEST button must be
pressed.
The motor protection test switch-off can be reset by once again
pressing the RESET / TEST button briefly.
NOTICE
The test must be carried out by qualified personnel familiar
with the standards stated.
Further safety instructions
WARNING
!
The 3RW40 is not suitable for set up in Ex areas. The device
can only be used in a switchgear cabinet with degree of pro-
tection IP4x. Appropriate measures have to be implemented
when set up in hazardous areas (e.g. encapsulation).
Repairs
WARNING
!
Repairs must only be carried out by the manufacturer or by
authorized workshops.
Further information concerning the 3RW40 can be found in
the Siemens Low Voltage Distribution and Control catalog
LV 1, the technical information LV 1 T or on the Internet:
http://www.siemens.com/softstarter
4
Circuit diagramms
Figure 2:
Q21
Red-blinking
Red-flickering
Figure 3:
ON
Is switched off if
necessary
Not active
Q1
F1
3RT
3RW40
M
3~
3RV
I >
3RW40
M
3~
L1(L+)
N(L-)
ON
IN
A2 A1
3RW40
96
95
A1
Q21
A2
L1(L+)
N(L-)
ON
IN
A2 A1
3RW40
96
95
D1
Q1
U <
D2
3ZX1012-0RW40-1CA1