product brand nameSIRIUS
product designationtiming relay
design of the product13 functions, suitable for railway applications
product type designation3RP25
General technical data
product feature protective coating on printed-circuit boardYok
relay outputVar
semi-conductor outputYok
product extension required remote controlYok
product extension optional remote controlYok
power loss [W] maximum2 W
insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value300 V
test voltage for isolation test2,5 kV
degree of pollution3
surge voltage resistance rated value4.000 V
shock resistance according to IEC 60068-2-2711 g / 15 ms
vibration resistance according to IEC 60068-2-610... 55 Hz / 0,35 mm
mechanical service life (operating cycles) typical10.000.000
electrical endurance (operating cycles) at AC-15 at 230 V typical100.000
adjustable time0,05 s... 100 h
relative setting accuracy relating to full-scale value5 %; +/-
thermal current5 A
ON period/maximum minimum35 ms
recovery time250 ms
reference code according to IEC 81346-2K
relative repeat accuracy1 %; +/-
influence of the surrounding temperature1% in the whole temperature range to the set runtime
power supply influence1% in the whole voltage range to the set runtime
Substance Prohibitance (day/month/year)04/21/2016
SVHC substance name2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-Yok. 71868-10-5 Melamine CAS-Yok. 108-78-1 6,6'-di-tert-butyl-2,2'-methylenedi-p-cresol CAS-Yok. 119-47-1
Net Weight0,147 kg
Control circuit/ Control
type of voltage of the control supply voltageAC/DC
at 50 Hz rated value24... 240 V
at 60 Hz rated value24... 240 V
at 50 Hz24... 240 V
at 60 Hz24... 240 V
control supply voltage frequency 150... 60 Hz
control supply voltage at DC rated value24... 240 V
control supply voltage 1 at DC24... 240 V
initial value0,7
full-scale value1,1
initial value0,7
full-scale value1,1
initial value0,7
full-scale value1,1
at 24 V0,5 A
at 240 V5 A
at 24 V0,4 ms
at 240 V0,5 ms
Switching Function
ON-delayVar
ON-delay/instantaneous contactYok
passing make contactVar
passing make contact/instantaneous contactYok
OFF delayYok
flashing symmetrically with interval start/instantaneousYok
flashing symmetrically with interval startVar
flashing symmetrically with pulse start/instantaneousYok
flashing symmetrically with pulse startVar
flashing asymmetrically with interval startYok
flashing asymmetrically with pulse startYok
star-delta circuit with delay timeYok
star-delta circuitYok
additive ON-delayVar
passing break contactVar
passing break contact/instantaneousYok
OFF delayVar
OFF delay/instantaneousYok
pulse delayedVar
pulse delayed/instantaneousYok
pulse-shapingVar
pulse-shaping/instantaneousYok
additive ON-delay/instantaneousYok
ON-delay/OFF-delay/instantaneousVar
passing make contactVar
passing make contact/instantaneous contactYok
retrotriggerable with deactivated control signal/instantaneous contactYok
retrotriggerable with switched-on control signalVar
retrotriggerable with switched-on control signal/instantaneous contactYok
retriggerable with deactivated control signalVar
design of the control terminal non-floatingVar
Short-circuit protection
design of the fuse link for short-circuit protection of the auxiliary switch requiredfuse gL/gG: 4 A
Auxiliary circuit
material of switching contactsAgSnO2
delayed switching0
instantaneous contact0
delayed switching0
instantaneous contact0
delayed switching2
instantaneous contact0
at 24 V3 A
at 250 V3 A
at 24 V1 A
at 125 V0,2 A
at 250 V0,1 A
operating frequency with 3RT2 contactor maximum5.000 1/h
contact reliability of auxiliary contactsone incorrect switching operation of 100 million switching operations (17 V, 5 mA)
contact rating of auxiliary contacts according to ULR300 / B300
switching capacity current with inductive load0,01... 3 A
Inputs/ Outputs
at the relay outputs switchover delayed/without delayYok
non-volatileYok
at 24 V1 A
at 125 V0,2 A
Electromagnetic compatibility
EMC emitted interference according to IEC 61812-1ambience A (industrial sector)
EMC immunity according to IEC 61812-1corresponds to degree of severity 3
due to burst according to IEC 61000-4-42 kV network connection / 1 kV control connection
due to conductor-earth surge according to IEC 61000-4-52 kV
due to conductor-conductor surge according to IEC 61000-4-51 kV
field-based interference according to IEC 61000-4-310 V/m
electrostatic discharge according to IEC 61000-4-24 kV contact discharge / 8 kV air discharge
Safety related data
category according to EN 954-1yok
Electrical Safety
protection class IP on the front according to IEC 60529IP20
type of insulationBasic insulation
Connections/ Terminals
product component removable terminal for auxiliary and control circuitVar
type of electrical connectionscrew terminal
for auxiliary and control circuitscrew-type terminals
solid1x (0,5... 4 mm²), 2x (0,5... 2,5 mm²)
finely stranded with core end processing1x (0,5... 4 mm²), 2x (0,5... 1,5 mm²)
for AWG cables solid1x (20... 12), 2x (20... 14)
solid0,5... 4 mm²
finely stranded with core end processing0,5... 4 mm²
solid20... 12
tightening torque0,6... 0,8 N·m
design of the thread of the connection screwM3
Installation/ mounting/ dimensions
mounting positionany
fastening methodscrew ve snap-on mounting onto 35 mm DIN rail
height100 mm
width22,5 mm
depth90 mm
— forwards0 mm
— backwards0 mm
— upwards0 mm
— downwards0 mm
— at the side0 mm
— forwards0 mm
— backwards0 mm
— upwards0 mm
— at the side0 mm
— downwards0 mm
— forwards0 mm
— backwards0 mm
— upwards0 mm
— downwards0 mm
— at the side0 mm
Ambient conditions
installation altitude at height above sea level maximum2.000 m
during operation-25... +60 °C
during storage-40... +85 °C
during transport-40... +85 °C
relative humidity during operation10... 95 %