Siemens electronic timing relay, off delayed, with control signal and semiconductor output, time range 0.05-100 s, 24-240 V AC/DC, 50/60 Hz, varistor

Name: Siemens electronic timing relay, off delayed, with control signal and semiconductor output, time range 0.05-100 s, 24-240 V AC/DC, 50/60 Hz, varistor
Brand: Siemens
SKU: SIE.SIE-PAR-3RA2812

Item No.: SIE.SIE-PAR-3RA2812

HAN: SIE-PAR-3RA2812

Price on request

Low stock level

Product designation: function module | Product type designation: 3RA28 | Adjustable time: 0.05 ... 100 s | Type of voltage of the control supply voltage: AC/DC | Control supply voltage at AC at 50 Hz rated value: 24 ... 240 V | Type of electrical connection: screw terminal | Width: 45 mm | Protection class IP on the front according to IEC 60529: IP20 More product details

Product Information

Item information	Value
Category:	Auxiliary switches and function modules

Product Description

Siemens electronic timing relay, off delayed, with control signal and semiconductor output, time range 0.05-100 s, 24-240 V AC/DC, 50/60 Hz, varistor

electronic timing relay, off delayed, with control signal and semiconductor output, time range 0.05-100 s, 24-240 V AC/DC, 50/60 Hz, varistor for attenuation of the contactor coils integrated, can be snapped onto the front on contactors 3RT201 / 3RT202 and auxiliary contactors 3RH2

Available variants

Connection: screw terminal, spring-loaded terminals

Technical data

Product data (5)

Article number	3RA2812-1DW10
EAN	4011209789869
Product brand name	SIRIUS
Product designation	function module
Product type designation	3RA28

General technical data (27)

Size of contactor can be combined company-specific	S00, S0
Product component semi-conductor output	Yes
Product extension required remote control	No
Product extension optional remote control	No
Insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value	300 V
Test voltage for isolation test	1.5 kV
Degree of pollution	3
Surge voltage resistance rated value	4 kV
Test voltage for surge voltage test	4 800 V
Consumed current at 24 V	24 mA
Consumed current at 240 V	7 mA
Protection class IP of the terminal	IP20
Shock resistance according to IEC 60068-2-27	15 g / 11 ms
Vibration resistance according to IEC 60068-2-6	10 ... 59 Hz: 0.35 mm, 60 ... 150 Hz: 2 g
Mechanical service life (operating cycles) typical	100 000 000
Electrical endurance (operating cycles) at AC-15 at 230 V typical	10 000 000
Electrical endurance (operating cycles) with contactor 3R.2 of frame size S00	10 000 000
Electrical endurance (operating cycles) with contactor 3R.2 of frame size S0	10 000 000
Adjustable time	0.05 ... 100 s
Relative setting accuracy relating to full-scale value	15 %
ON period/maximum minimum	35 ms
Recovery time	50 ms
Reference code according to IEC 81346-2	K
Active principle	electronic
Relative repeat accuracy	1 %
Influence of the surrounding temperature	±1 %
Power supply influence	±1 %

Product Function (1)

Product function star-delta circuit	No

Control circuit/ Control (15)

Type of voltage of the control supply voltage	AC/DC
Control supply voltage at AC at 50 Hz rated value	24 ... 240 V
Control supply voltage at AC at 60 Hz rated value	24 ... 240 V
Control supply voltage 1 at AC at 50 Hz	24 ... 240 V
Control supply voltage 1 at AC at 60 Hz	24 ... 240 V
Control supply voltage frequency 1	50 ... 60 Hz
Control supply voltage at DC rated value	24 ... 240 V
Control supply voltage 1 at DC	24 ... 240 V
Operating range factor control supply voltage rated value at DC initial value	0.85
Operating range factor control supply voltage rated value at DC full-scale value	1.1
Operating range factor control supply voltage rated value at AC at 50 Hz initial value	0.85
Operating range factor control supply voltage rated value at AC at 50 Hz full-scale value	1.1
Operating range factor control supply voltage rated value at AC at 60 Hz initial value	0.85
Operating range factor control supply voltage rated value at AC at 60 Hz full-scale value	1.1
Design of the surge suppressor	with varistor

Switching Function (36)

Switching function ON-delay	No
Switching function ON-delay/instantaneous contact	No
Switching function passing make contact	No
Switching function passing make contact/instantaneous contact	No
Switching function OFF delay	Yes
Switching function flashing symmetrically with interval start/instantaneous	No
Switching function flashing symmetrically with interval start	No
Switching function flashing symmetrically with pulse start/instantaneous	No
Switching function flashing symmetrically with pulse start	No
Switching function flashing asymmetrically with interval start	No
Switching function flashing asymmetrically with pulse start	No
Switching function constant clock cycle with pulse start	No
Switching function constant clock cycle with interval start	No
Switching function variably clocked with pulse start	No
Switching function variably clocked with interval start	No
Switching function star-delta circuit with delay time	No
Switching function star-delta circuit	No
Switching function with control signal additive ON-delay	No
Switching function with control signal passing break contact	No
Switching function with control signal passing break contact/instantaneous	No
Switching function with control signal OFF delay	Yes
Switching function with control signal OFF delay/instantaneous	No
Switching function with control signal pulse delayed	No
Switching function with control signal pulse delayed/instantaneous	No
Switching function with control signal pulse-shaping	No
Switching function with control signal pulse-shaping/instantaneous	No
Switching function with control signal additive ON-delay/instantaneous	No
Switching function with control signal ON-delay/OFF-delay	No
Switching function with control signal ON-delay/OFF-delay/instantaneous	No
Switching function with control signal passing make contact	No
Switching function with control signal passing make contact/instantaneous contact	No
Switching function of interval relay with control signal retrotriggerable with deactivated control signal/instantaneous contact	No
Switching function of interval relay with control signal retrotriggerable with switched-on control signal	No
Switching function of interval relay with control signal retrotriggerable with switched-on control signal/instantaneous contact	No
Switching function of interval relay with control signal retriggerable with deactivated control signal	No
Design of the control terminal non-floating	Yes

Auxiliary circuit (7)

Number of NC contacts delayed switching	0
Number of NC contacts instantaneous contact	0
Number of NO contacts delayed switching	1
Number of NO contacts instantaneous contact	0
Number of CO contacts delayed switching	0
Number of CO contacts instantaneous contact	0
Operating frequency with 3RT2 contactor maximum	2 500 1/h

Main circuit (1)

Type of voltage	AC/DC

Inputs/ Outputs (1)

Product function non-volatile	No

Electromagnetic compatibility (6)

EMC immunity according to IEC 61812-1	Environment A (industrial area)
Conducted interference due to burst according to IEC 61000-4-4	2 kV network connection / 1 kV control connection
Conducted interference due to conductor-earth surge according to IEC 61000-4-5	2 kV
Conducted interference 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	8 kV

Safety related data (4)

Category according to EN 954-1	none
Protection class IP on the front according to IEC 60529	IP20
Touch protection on the front according to IEC 60529	finger-safe, for vertical contact from the front
Type of insulation	Basic insulation

Connections/ Terminals (12)

Product component removable terminal for auxiliary and control circuit	Yes
Type of electrical connection	screw terminal
For auxiliary and control circuit	screw-type terminals
Type of connectable conductor cross-sections solid	0.5 ... 4 mm², 2x (0.5 ... 2.5 mm²)
Type of connectable conductor cross-sections finely stranded with core end processing	1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²)
Type of connectable conductor cross-sections for AWG cables solid	2x (20 ... 14)
Type of connectable conductor cross-sections for AWG cables stranded	2x (20 ... 14)
Connectable conductor cross-section solid	0.5 ... 4 mm²
Connectable conductor cross-section finely stranded with core end processing	0.5 ... 2.5 mm²
Connectable conductor cross-section finely stranded without core end processing	0.25 ... 1.5 mm²
AWG number as coded connectable conductor cross section solid	20 ... 14
AWG number as coded connectable conductor cross section stranded	20 ... 14

Installation/ mounting/ dimensions (20)

Mounting position	any (like contactor)
Fastening method	clip-on
Height	38 mm
Width	45 mm
Depth	74 mm
With side-by-side mounting forwards	0 mm
With side-by-side mounting backwards	0 mm
With side-by-side mounting upwards	0 mm
With side-by-side mounting downwards	0 mm
With side-by-side mounting at the side	0 mm
For grounded parts forwards	0 mm
For grounded parts backwards	0 mm
For grounded parts upwards	0 mm
For grounded parts at the side	0 mm
For grounded parts downwards	0 mm
For live parts forwards	0 mm
For live parts backwards	0 mm
For live parts upwards	0 mm
For live parts downwards	0 mm
For live parts at the side	0 mm

Ambient conditions (5)

Installation altitude at height above sea level maximum	2 000 m
Ambient temperature during operation	-25 ... +60 °C
Ambient temperature during storage	-40 ... +85 °C
Ambient temperature during transport	-40 ... +85 °C
Relative humidity during operation	0 ... 95 %

Shipping & customs (3)

Weight	0,094 kg
Customs tariff number	85364900
Country of origin	CZ

Product benefits

Genuine Siemens parts – fit and ratings match the contactor
Wearing parts and spares keep existing plants running instead of replacing them
Plug-on and add-on parts need no special tool
Clear assignment by series and size – the datasheet values are shown with every article
Still available for the older 3RT1 and 3RH1 series as well

Your advantages when buying from us

Worldwide shipping of all switching and control devices
Large stock levels for many products – just ask us for current delivery times
Accessories, spare parts and matching modules are available as well
Fast delivery from stock by UPS (parcel) or DSV (pallet), express shipping on request
Extensive application know-how from many years of practice
Personal advice on choosing the right component
Dealers receive volume-based trade discounts on request – talk to us directly
Large companies, authorities and public bodies can order on account – please enquire via our contact form

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Siemens