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Siemens 3RA6120-2BB34

SIRIUS Compact load feeder DOL starter 690 V 24 V AC/DC 50...60 Hz 0.32...1.25 A IP20 Connection main…

MPN: 3RA6120-2BB34
Category: 3RA61 direct-on-line starters

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What is the Siemens 3RA6120-2BB34?

SIRIUS Compact load feeder DOL starter 690 V 24 V AC/DC 50...60 Hz 0.32...1.25 A IP20 Connection main circuit: Spring-type terminal Connection auxiliary circuit: plug-in, without terminals

Specifications

General

product brand name	SIRIUS
product designation	compact starter
design of the product	direct starter
product type designation	3RA61

General technical data

product function control circuit interface to parallel wiring	Yes
product extension auxiliary switch	Yes
power loss [W] for rated value of the current — at AC in hot operating state	0.1 W
power loss [W] for rated value of the current — at AC in hot operating state per pole	0.03 W
power loss [W] for rated value of the current — without load current share typical	2.9 W
insulation voltage rated value	690 V
degree of pollution	3
surge voltage resistance rated value	6 000 V
maximum permissible voltage for protective separation — between main and auxiliary circuit	400 V
maximum permissible voltage for protective separation — between auxiliary and auxiliary circuit	250 V
maximum permissible voltage for protective separation — between control and auxiliary circuit	300 V
degree of protection NEMA rating	other
shock resistance	a=60 m/s2 (6g) with 10 ms per 3 shocks in all axes
vibration resistance	f = 4 ... 5.8 Hz, d = 15 mm; f = 5.8 ... 500 Hz, a = 20 m/s²; 10 cycles
mechanical service life (operating cycles) — of the main contacts typical	10 000 000
mechanical service life (operating cycles) — of auxiliary contacts typical	10 000 000
mechanical service life (operating cycles) — of the signaling contacts typical	10 000 000
electrical endurance (operating cycles) of auxiliary contacts — at DC-13 at 6 A at 24 V typical	30 000
electrical endurance (operating cycles) of auxiliary contacts — at AC-15 at 6 A at 230 V typical	200 000
type of coordination	continous operation according to IEC 60947-6-2
reference code according to IEC 81346-2	Q
Substance Prohibitance (day/month/year)	05/01/2012
SVHC substance name	Lead CAS-No. 7439-92-1 Lead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-10-5 Melamine CAS-No. 108-78-1 6,6'-di-tert-butyl-2,2'-methylenedi-p-cresol CAS-No. 119-47-1
Net Weight	1.325 kg

Ambient conditions

installation altitude at height above sea level maximum	2 000 m
ambient temperature — during operation	-20 ... +60 °C
ambient temperature — during storage	-55 ... +80 °C
ambient temperature — during transport	-55 ... +80 °C
relative humidity during operation	10 ... 90 %

Main circuit

number of poles for main current circuit	3
adjustable current response value current of the current-dependent overload release	0.32 ... 1.25 A
formula for making capacity limit current	38.4 x Ie
formula for limit current breaking capacity	32 x Ie
yielded mechanical performance for 4-pole AC motor — at 400 V rated value	0.37 kW
yielded mechanical performance for 4-pole AC motor — at 500 V rated value	0.55 kW
yielded mechanical performance for 4-pole AC motor — at 690 V rated value	0.75 kW
operating voltage at AC-3 rated value maximum	690 V
operational current — at AC at 400 V rated value	1.25 A
operational current — at AC-3 at 400 V rated value	1.25 A
operational current — at AC-43 — at 400 V rated value	1.1 A
operational current — at AC-43 — at 500 V rated value	1.2 A
operational current — at AC-43 — at 690 V rated value	1.1 A
operating power — at AC-3 at 400 V rated value	0.37 kW
operating power — at AC-43 — at 400 V rated value	370 W
operating power — at AC-43 — at 500 V rated value	550 W
operating power — at AC-43 — at 690 V rated value	750 W
no-load switching frequency	3 600 1/h
operating frequency — at AC-41 according to IEC 60947-6-2 maximum	750 1/h
operating frequency — at AC-43 according to IEC 60947-6-2 maximum	250 1/h

Control circuit/ Control

type of voltage	AC/DC
control supply voltage 1 at AC — at 50 Hz rated value	24 V
control supply voltage 1 at AC — at 50 Hz	24 V
control supply voltage 1 at AC — at 60 Hz rated value	24 V
control supply voltage 1 at AC — at 60 Hz	24 V
control supply voltage frequency — 1 rated value	50 Hz
control supply voltage frequency — 2 rated value	60 Hz
control supply voltage 1 at DC rated value	24 V
control supply voltage 1 at DC	24 V
holding power — at AC maximum	2.8 W
holding power — at DC maximum	2.9 W

Auxiliary circuit

number of NC contacts for auxiliary contacts	1
number of NO contacts for auxiliary contacts	1
number of NO contacts of instantaneous short-circuit trip unit for signaling contact	1
number of CO contacts of the current-dependent overload release for signaling contact	1
operational current of auxiliary contacts at AC-12 maximum	10 A
operational current of auxiliary contacts at DC-13 at 250 V	0.27 A

Protective and monitoring functions

trip class	CLASS 10 and 20 adjustable
operating short-circuit current breaking capacity (Ics) — at 400 V rated value	53 kA
operating short-circuit current breaking capacity (Ics) — at 500 V rated value	3 kA
operating short-circuit current breaking capacity (Ics) — at 690 V rated value	3 kA

UL/CSA ratings

full-load current (FLA) for 3-phase AC motor — at 480 V rated value	1.25 A
full-load current (FLA) for 3-phase AC motor — at 600 V rated value	1.25 A
yielded mechanical performance [hp] for 3-phase AC motor — at 460/480 V rated value	0.5 hp
yielded mechanical performance [hp] for 3-phase AC motor — at 575/600 V rated value	0.5 hp
contact rating of auxiliary contacts according to UL	contacts 21-22, 13-14, 43-44 Q600 / A600, contacts 77-78 R300 / B300, contacts 95-96-98 R300 / D300

Short-circuit protection

product function short circuit protection	Yes
design of short-circuit protection	electromagnetic
design of the fuse link — for short-circuit protection of the auxiliary switch required	fuse gL/gG: 10 A
design of the fuse link — for short-circuit protection of the signaling switch of the short-circuit release required	6A gL/gG/400V
design of the fuse link — for short-circuit protection of the signaling switch of the overload release required	4A gL/gG/400V

Installation/ mounting/ dimensions

mounting position	any
mounting position recommended	vertical, on horizontal standard DIN rail
fastening method	screw and snap-on mounting
height	191 mm
width	45 mm
depth	165 mm

Connections/ Terminals

product component removable terminal for main circuit	Yes
product component removable terminal for auxiliary and control circuit	Yes
type of electrical connection — for main current circuit	spring-loaded terminals
type of electrical connection — for auxiliary and control circuit	plug-in without terminals
type of connectable conductor cross-sections for main contacts — solid	2x (1.5 ... 6 mm²), 1x 10 mm²
type of connectable conductor cross-sections for main contacts — finely stranded with core end processing	2x (1.5 ... 6 mm²)
type of connectable conductor cross-sections for main contacts — finely stranded without core end processing	2x (1.5 ... 6 mm²)
type of connectable conductor cross-sections — for auxiliary contacts — solid	2x (0.25 ... 1.5 mm²)
type of connectable conductor cross-sections — for auxiliary contacts — finely stranded with core end processing	2x (0.25 ... 1.5 mm²)
type of connectable conductor cross-sections — for auxiliary contacts — finely stranded without core end processing	2x (0.25 ... 1.5 mm²)
type of connectable conductor cross-sections — for AWG cables for auxiliary contacts	2x (24 ... 16)

Safety related data

proportion of dangerous failures — with low demand rate according to SN 31920	40 %
proportion of dangerous failures — with high demand rate according to SN 31920	50 %
B10 value with high demand rate according to SN 31920	3 000 000
failure rate [FIT] with low demand rate according to SN 31920	100 FIT
T1 value for proof test interval or service life according to IEC 61508	20 a
protection class IP on the front according to IEC 60529	IP20
touch protection on the front according to IEC 60529	finger-safe

Communication/ Protocol

product function bus communication	No
protocol is supported — AS-Interface protocol	No
protocol is supported — IO-Link protocol	No
product function control circuit interface with IO link	No

Electromagnetic compatibility

conducted interference — due to burst according to IEC 61000-4-4	4 kV main contacts, 2 kV auxiliary contacts
conducted interference — due to conductor-earth surge according to IEC 61000-4-5	4 kV main contacts, 2 kV auxiliary contacts
conducted interference — due to conductor-conductor surge according to IEC 61000-4-5	2 kV main contacts, 1 kV auxiliary contacts
conducted interference — due to high-frequency radiation according to IEC 61000-4-6	0.15-80Mhz at 10V
field-based interference according to IEC 61000-4-3	10 V/m
electrostatic discharge according to IEC 61000-4-2	8 kV
conducted HF interference emissions according to CISPR11	150 kHz ... 30 MHz Class A
field-bound HF interference emission according to CISPR11	30 ... 1000 MHz Class A

Supply voltage

Supply voltage required Auxiliary voltage

Display

number of LEDs

Downloads & documentation

Official documents from Siemens, downloaded directly from the manufacturer.

Data sheets & manuals

Product data sheet 3RA6120-2BB34PDF

3RA6120-2BB34: frequently asked questions

When can 3RA6120-2BB34 be shipped?

3RA6120-2BB34 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 3RA6120-2BB34 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 3RA6120-2BB34 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 3RA6120-2BB34, subject to availability and destination.