product brand name	SIRIUS
product designation	timing relay
design of the product	Clock generator, flashing, asymmetrical
product type designation	3RP25
General technical data
product component
● relay output	Yes
● semi-conductor output	No
product extension required remote control	No
product extension optional remote control	No
power loss [W] maximum	2 W
insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value	300 V
test voltage for isolation test	2.5 kV
degree of pollution	3
surge voltage resistance rated value	4 000 V
shock resistance according to IEC 60068-2-27	11g / 15 ms
vibration resistance according to IEC 60068-2-6	10 … 55 Hz / 0.35 mm
mechanical service life (operating cycles) typical	10 000 000
electrical endurance (operating cycles) at AC-15 at 230 V typical	100 000
adjustable time	0.05 s … 100 h
relative setting accuracy relating to full-scale value	5 %; +/-
thermal current	5 A
recovery time	250 ms
reference code according to IEC 81346-2	K
relative repeat accuracy	1 %; +/-
influence of the surrounding temperature	1% in the whole temperature range to the set runtime
power supply influence	1% in the whole voltage range to the set runtime
Substance Prohibitance (Date)	09/12/2014
SVHC substance name	Lead monoxide (lead oxide) – 1317-36-8
Weight	0.14 kg
Control circuit/ Control
type of voltage of the control supply voltage	AC/DC
control supply voltage 1 at AC
● at 50 Hz	12 … 240 V
● at 60 Hz	12 … 240 V
control supply voltage frequency 1	50 … 60 Hz
control supply voltage 1 at DC	12 … 240 V
operating range factor control supply voltage rated value at DC
● initial value	0.8
● full-scale value	1.1
operating range factor control supply voltage rated value at AC at 50 Hz
● initial value	0.8
● full-scale value	1.1
operating range factor control supply voltage rated value at AC at 60 Hz
● initial value	0.8
● full-scale value	1.1
inrush current peak
● at 24 V	0.4 A
● at 240 V	5 A
duration of inrush current peak
● at 24 V	0.4 ms
● at 240 V	0.5 ms
Switching Function
switching function
● ON-delay	No
● ON-delay/instantaneous contact	No
● passing make contact	No
● passing make contact/instantaneous contact	No
● OFF delay	No
switching function
● flashing symmetrically with interval start/instantaneous	No
● flashing symmetrically with interval start	No
● flashing symmetrically with pulse start/instantaneous	No
● flashing symmetrically with pulse start	No
● flashing asymmetrically with interval start	Yes
● flashing asymmetrically with pulse start	No
switching function
● star-delta circuit with delay time	No
● star-delta circuit	No
switching function with control signal
● additive ON-delay	No
● passing break contact	No
● passing break contact/instantaneous	No
● OFF delay	No
● OFF delay/instantaneous	No
● pulse delayed	No
● pulse delayed/instantaneous	No
● pulse-shaping	No
● pulse-shaping/instantaneous	No
● additive ON-delay/instantaneous	No
● ON-delay/OFF-delay/instantaneous	No
● passing make contact	No
● passing make contact/instantaneous contact	No
switching function of interval relay with control signal
● retrotriggerable with deactivated control signal/instantaneous contact	No
● retrotriggerable with switched-on control signal	No
● retrotriggerable with switched-on control signal/instantaneous contact	No
● retriggerable with deactivated control signal	No
Short-circuit protection
design of the fuse link for short-circuit protection of the auxiliary switch required	fuse gL/gG: 4 A
Auxiliary circuit
material of switching contacts	AgSnO2
number of NC contacts
● delayed switching	0
● instantaneous contact	0
number of NO contacts
● delayed switching	0
● instantaneous contact	0
number of CO contacts
● delayed switching	1
● instantaneous contact	0
operational current of auxiliary contacts at AC-15
● at 24 V	3 A
● at 250 V	3 A
operational current of auxiliary contacts at DC-13
● at 24 V	1 A
● at 125 V	0.2 A
● at 250 V	0.1 A
operating frequency with 3RT2 contactor maximum	5 000 1/h
contact reliability of auxiliary contacts	one incorrect switching operation of 100 million switching operations (17 V, 5 mA)
contact rating of auxiliary contacts according to UL	R300 / B300
switching capacity current with inductive load	0.01 … 3 A
Inputs/ Outputs
product function
● at the relay outputs switchover delayed/without delay	No
● non-volatile	No
Electromagnetic compatibility
EMC emitted interference according to IEC 61812-1	ambience A (industrial sector)
EMC immunity according to IEC 61812-1	corresponds to degree of severity 3
conducted interference
● due to burst according to IEC 61000-4-4	2 kV network connection / 1 kV control connection
● due to conductor-earth surge according to IEC 61000-4-5	2 kV
● due to conductor-conductor surge according to IEC 61000-4-5	1 kV
field-based interference according to IEC 61000-4-3	10 V/m
electrostatic discharge according to IEC 61000-4-2	4 kV contact discharge / 8 kV air discharge
Safety related data
category according to EN 954-1	none
Electrical Safety
protection class IP on the front according to IEC 60529	IP20
type of insulation	Basic insulation
Connections/ Terminals
product component removable terminal for auxiliary and control circuit	Yes
type of electrical connection for auxiliary and control circuit	screw-type terminals
type of connectable conductor cross-sections
● solid	1x (0.5 … 4.0 mm²), 2x (0.5 … 2.5 mm²)
● finely stranded with core end processing	1x (0.5 … 4 mm²), 2x (0.5 … 1.5 mm²)
● for AWG cables solid	1x (20 … 12), 2x (20 … 14)
● for AWG cables stranded	1x (20 … 12), 2x (20 … 14)
connectable conductor cross-section
● solid	0.5 … 4 mm²
● finely stranded with core end processing	0.5 … 4 mm²
AWG number as coded connectable conductor cross section
● solid	20 … 12
● stranded	20 … 14
tightening torque	0.6 … 0.8 N·m
design of the thread of the connection screw	M3
Installation/ mounting/ dimensions
mounting position	any
fastening method	screw and snap-on mounting onto 35 mm DIN rail
height	100 mm
width	17.5 mm
depth	90 mm
required spacing
● with side-by-side mounting
— forwards	0 mm
— backwards	0 mm
— upwards	0 mm
— downwards	0 mm
— at the side	0 mm
● for grounded parts
— forwards	0 mm
— backwards	0 mm
— upwards	0 mm
— at the side	0 mm
— downwards	0 mm
● for live parts
— forwards	0 mm
— backwards	0 mm
— upwards	0 mm
— downwards	0 mm
— at the side	0 mm
Ambient conditions
installation altitude at height above sea level maximum	2 000 m
ambient temperature
● during operation	-25 … +60 °C
● during storage	-40 … +85 °C
● during transport	-40 … +85 °C
relative humidity during operation	10 … 95 %