Product data sheet 3RH1921-1CA01

Product data sheet 3RH1921-1CA01
Product data sheet
3RH1921-1CA01
AUXILIARY SWITCH BLOCK, 1 NC,
DIN EN50005, SCREW CONNECTION,
FOR CONTACTORS FOR SWITCHING MOTORS,
1-POLE
General technical data:
product brand name
SIRIUS
Acceptability for application
Contactor relay and power contactor
Protection class IP / on the front
IP20
Ambient temperature
• during storage
°C
-55 … +80
• during operating
°C
-25 … +60
Mechanical operating cycles as operating time
• typical
10,000,000
Electrical operating cycles as operating time / at AC-15 / at 230
V
• typical
200,000
Contact reliability
one incorrect switching operation of 100 million
switching operations (17 V, 5 mA)
Contact reliability / of the auxiliary contacts
1 faulty switching per 100 million (17 V, 1 mA)
Insulation voltage / with degree of pollution 3
• rated value
V
690
kV
6
Impulse voltage resistance
• rated value
Auxiliary circuit:
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© Copyright Siemens AG 2014
Number of NC contacts / for auxiliary contacts
• instantaneous switching
1
Number of NO contacts / for auxiliary contacts
• instantaneous switching
0
Operating current / of the auxiliary contacts / at AC-12
• at 24 V
A
10
• at 230 V
A
10
• maximum
A
10
• at 125 V
A
6
• at 250 V
A
6
• at 24 V
A
6
• at 230 V
A
6
• at 400 V
A
3
• at AC-15 / at 690 V
A
1
• at 24 V / rated value
A
10
• at 60 V / rated value
A
10
• at 110 V / rated value
A
4
• at 220 V / rated value
A
2
• at 440 V / rated value
A
1.3
• at 600 V / rated value
A
0.65
• at 24 V / rated value
A
10
• at 60 V / rated value
A
10
• at 110 V / rated value
A
10
• at 220 V / rated value
A
3.6
• at 440 V / rated value
A
2.5
• at 600 V / rated value
A
1.8
• at 24 V
A
6
• at 60 V
A
2
• at 110 V
A
1
• at 220 V
A
0.3
Operating current
• of the auxiliary contacts
• at AC-14
• at AC-15
Operating current
• with 2 current paths in series / at DC-12
• with 3 current paths in series / at DC-12
Operating current
• of the auxiliary contacts / at DC-13
• with 2 current paths in series / at DC-13
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• at 24 V / rated value
A
10
• at 60 V / rated value
A
3.5
• at 110 V / rated value
A
1.3
• at 220 V / rated value
A
0.9
• at 440 V / rated value
A
0.2
• at 600 V / rated value
A
0.1
• at 24 V / rated value
A
10
• at 60 V / rated value
A
4.7
• at 110 V / rated value
A
3
• at 220 V / rated value
A
1.2
• at 440 V / rated value
A
0.5
• at 600 V / rated value
A
0.26
• with 3 current paths in series / at DC-13
Installation/ mounting/ dimensions:
Mounting type
snap-on mounting
Width
mm
10
Height
mm
38
Depth
mm
51
Connections/ terminals:
Design of the electrical connection
• for auxiliary and control current circuit
screw-type terminals
Type of the connectable conductor cross-section
• for auxiliary contacts
• finely stranded
• with conductor end processing
2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
• for AWG conductors / for auxiliary contacts
2x (20 ... 16), 2x (18 ... 14)
Safety:
Product function / mirror contact to IEC 60947-4-1
Yes
• comment
with 3RT1
Product function / positively driven operation to IEC 60947-5-1
No
Certificates/ approvals:
3RH1921-1CA01
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© Copyright Siemens AG 2014
General Product Approval
Functional Safety /
Safety of
Machinery
Declaration of
Conformity
Type Examination
Test Certificates
Special Test
Certificate
Type Test
Certificates/Test
Report
Shipping Approval
other
Environmental
Confirmations
Further information:
Information- and Downloadcenter (Catalogs, Brochures,…)
http://www.siemens.com/industrial-controls/catalogs
Industry Mall (Online ordering system)
http://www.siemens.com/industrial-controls/mall
Cax online generator
http://www.siemens.com/cax
Service&Support (Manuals, Certificates, Characteristics, FAQs,...)
http://support.automation.siemens.com/WW/view/en/3RH1921-1CA01/all
Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)
http://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3RH1921-1CA01
3RH1921-1CA01
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subject to modifications
© Copyright Siemens AG 2014
last change:
3RH1921-1CA01
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Jun 16, 2014
07/15/2014
subject to modifications
© Copyright Siemens AG 2014
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