SIEMENS
10/36
Siemens IC 10 · 2017
Relays
Timing Relays
SIRIUS 3RP25 timing relays, 17.5 mm and 22.5 mm
10
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Overview
SIRIUS 3RP25 timing relays
Electronic timing relays for general use in control systems
and mechanical engineering with:
•
1 or 2 CO, 1 NO (semiconductor) or 3 NO
•
Monofunction or multifunction
•
Combination voltage or wide voltage range
•
Single or selectable time setting ranges
•
Switch position indication and voltage indication by LED
Article No. scheme
Note:
The Article No. scheme shows an overview of product versions
for better understanding of the logic behind the article numbers.
For your orders, please use the article numbers quoted in the
selection and ordering data.
LED for indicating
"Timing relay
connected to voltage"
LED for indicating
"Relay switched"
Time setting range
selector switch
Cover caps inscribed
on inside
Data matrix code
Operating time
adjustment switch
Function selector
switch
IC01_00291a
More information
Home page,
see www.siemens.com/relays
Industry Mall,
see www.siemens.com/product?3RP25
Conversion tool, e.g. from 3RP15 to 3RP25,
see www.siemens.com/sirius/conversion-tool
Product versions
Article number
Timing relays
3RP25
@
@
–
@
@
@
@
0
Product function/
time setting ranges
Multifunction
0
5
7 time ranges 0.05 s ... 100 h
ON-delay
1
1
1 time range 0.5 ... 10 s
1
2
1 time range 1 ... 30 s
1
3
1 time range 5 ... 100 s
2
5
7 time ranges 0.05 s ... 100 h
2
7
4 time ranges 0.05 s... 240 s
OFF-delay with control signal
3
5
7 time ranges 0.05 s ... 100 h
OFF-delay without control signal, non-volatile,
passing make contact
4
0
7 time ranges 0.05 s... 600 s
Clock-pulse relay, flashing, asymmetrical
5
5
7 time ranges 0.05 s ... 100 h
Wye-delta function with coasting function (idling)
6
0
Wye-delta 1 ... 20 s, coasting time (idling) 600 s
Wye-delta function
7
4
1 time range 1 ... 20 s
7
6
1 time range 3 ... 60 s
Connection type
Screw terminals
1
Spring-type terminals (push-in)
2
Contacts
1 CO
A
2 CO
B
Semiconductors (transistor NPN)
C
Semiconductors (thyristor), two-wire
E
1 NO + 1 NO (wye-delta)
N
2 CO positively driven
R
3 NO
S
Control supply voltage
24 V AC/DC
B
3
200 … 240 V/380 … 440 V AC
M
2
400 ... 440 V AC
T
2
12 ... 240 V AC/DC or
24 ... 240 V AC/DC (3RP2505-.RW30)
W
3
Example
3RP25
0
5
–
1
A
B
3
0
© Siemens AG 2016