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SIEMENS SIRIUS SOLID STATE CONTACTOR 3RF2320-1AA02 24-230V Made in Germany

Solid-state contactor 1-phase 3RF2 AC 51 / 20 A / 40 °C 24-230 V / 24 V DC screw terminal
product brand name		SIRIUS
product designation		solid-state contactor
design of the product		single-phase
product type designation		3RF23

General technical data
product function		zero-point switching
power loss [W] for rated value of the current without load current share typical		0.4 W
insulation voltage rated value		600 V
degree of pollution		3
type of voltage of the control supply voltage		DC
surge voltage resistance of main circuit rated value		6 kV

shock resistance according to IEC 60068-2-27		15g / 11 ms
vibration resistance according to IEC 60068-2-6		2g
reference code according to IEC 81346-2		Q
Substance Prohibitance (Date)		05/28/2009
Main circuit
number of poles for main current circuit		1
number of NO contacts for main contacts		1
number of NC contacts for main contacts		0
operating voltage at AC
● at 50 Hz rated value		24 ... 230 V
● at 60 Hz rated value		24 ... 230 V
operating frequency rated value		50 ... 60 Hz
operating range relative to the operating voltage at AC
● at 50 Hz		20 ... 253 V
● at 60 Hz		20 ... 253 V
operational current
● at AC-51 rated value		20 A
● at AC-51 according to IEC 60947-4-3		13.2 A
● according to UL 508 rated value		17.6 A
operational current minimum		500 mA
rate of voltage rise at the thyristor for main contacts maximum permissible		1 000 V/µs
blocking voltage at the thyristor for main contacts maximum permissible		800 V
reverse current of the thyristor		10 mA
derating temperature		40 °C
surge current resistance rated value		600 A
I2t value maximum		1 800 A²·s
Control circuit/ Control
type of voltage of the control supply voltage		DC
control supply voltage 1
● at DC rated value		30 V
● at DC		15 ... 24 V
control supply voltage
● at DC initial value for signal <1> detection		15 V
● at DC full-scale value for signal<0> recognition		5 V
control current at minimum control supply voltage
● at DC		13 mA
control current at DC rated value		15 mA
ON-delay time		1 ms; additionally max. one half-wave
OFF-delay time		1 ms; additionally max. one half-wave
Auxiliary circuit
number of NC contacts for auxiliary contacts		0
number of NO contacts for auxiliary contacts		0
number of CO contacts for auxiliary contacts		0
Installation/ mounting/ dimensions
fastening method		screw fixing and snap-on mounting on standard mounting rail 35 mm according to IEC 60715
● side-by-side mounting		Yes
height		95 mm
width		22.5 mm
depth		120 mm
Connections/ Terminals
type of electrical connection
● for main current circuit		screw-type terminals
● for auxiliary and control circuit		screw-type terminals
type of connectable conductor cross-sections
● for main contacts
— solid		2x (1.5 ... 2.5 mm²), 2x (2.5 ... 6 mm²)
— finely stranded with core end processing		2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm²
● at AWG cables for main contacts		2x (14 ... 10)
connectable conductor cross-section for main contacts
● solid or stranded		1.5 ... 6 mm²
● finely stranded with core end processing		1 ... 10 mm²
type of connectable conductor cross-sections
● for auxiliary and control contacts
— solid		1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)
— finely stranded with core end processing		1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)
— finely stranded without core end processing		1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)
● at AWG cables for auxiliary and control contacts		1x (AWG 20 ... 12)
AWG number as coded connectable conductor cross section for main contacts		10 ... 14
tightening torque
● for main contacts with screw-type terminals		2 ... 2.5 N·m
● for auxiliary and control contacts with screw-type terminals		0.5 ... 0.6 N·m
tightening torque [lbf·in]
● for main contacts with screw-type terminals		18 ... 22 lbf·in
● for auxiliary and control contacts with screw-type terminals		4.5 ... 5.3 lbf·in
design of the thread of the connection screw
● for main contacts		M4
● of the auxiliary and control contacts		M3
stripped length of the cable
● for main contacts		7 mm
● for auxiliary and control contacts		7 mm
Safety related data
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
Ambient conditions
installation altitude at height above sea level maximum		1 000 m
ambient temperature
● during operation		-25 ... +60 °C
● during storage		-55 ... +80 °C
Electromagnetic compatibility
conducted interference
● due to burst according to IEC 61000-4-4		2 kV / 5 kHz behavior criterion 2
● due to conductor-earth surge according to IEC 61000-4-5		2 kV behavior criterion 2
● due to conductor-conductor surge according to IEC 61000-4-5		1 kV behavior criterion 2
● due to high-frequency radiation according to IEC 61000-4-6		140 dBuV in the frequency range 0.15 ... 80 MHz, behavior criterion 1
field-based interference according to IEC 61000-4-3		80 MHz ... 1 GHz 10 V/m, behavior criterion 1
electrostatic discharge according to IEC 61000-4-2		4 kV contact discharging / 8 kV air discharging, behavior criterion 2
conducted HF interference emissions according to CISPR11		Class A for industrial environment
field-bound HF interference emission according to CISPR11		Class B for the domestic, business and commercial environments
Short-circuit protection, design of the fuse link
manufacturer's article number
● of gS fuse for semiconductor protection at NH design usable		3NE1814-0
● of full range R fuse link for semiconductor protection at cylindrical design usable		5SE1325
● of back-up R fuse link for semiconductor protection at NH design usable		3NE8015-1
● of back-up R fuse link for semiconductor protection at cylindrical design 10 x 38 mm usable		3NC1032
● of back-up R fuse link for semiconductor protection at cylindrical design 14 x 51 mm usable		3NC1450
● of back-up R fuse link for semiconductor protection at cylindrical design 22 x 58 mm usable		3NC2263
manufacturer's article number of the gG fuse
● at NH design usable		3NA6807
● at cylindrical design 10 x 38 mm usable		3NW6007-1
● at cylindrical design 14 x 51 mm usable		3NW6107-1
● at cylindrical design 22 x 58 mm usable		3NW6207-1; These fuses have a smaller rated current than the semiconductor relays
manufacturer's article number
● of DIAZED fuse usable		5SB2711
● of NEOZED fuse usable		5SE2320

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