| Article number |
3RU2126-4DJ0
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3RU2126-4DB0
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Overload relay 20...25 A Thermal For motor protection Size S0, Class 10 Contactor mounting Main circuit: Ring cable lug Auxiliary circuit: ring cable lug Manual-Automatic-Reset |
Overload relay 20...25 A Thermal For motor protection Size S0, Class 10 Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset |
| product brand name |
SIRIUS |
| product designation |
thermal overload relay |
| product type designation |
3RU2 |
| General technical data |
| size of overload relay |
S0 |
| size of contactor can be combined company-specific |
S0 |
| power loss [W] for rated value of the current at AC in hot operating state |
8.1 W |
| ● per pole |
2.7 W |
| insulation voltage with degree of pollution 3 at AC rated value |
690 V |
| surge voltage resistance rated value |
6 kV |
| maximum permissible voltage for protective separation |
|
| ● in networks with ungrounded star point between auxiliary and auxiliary circuit |
440 V |
| ● in networks with grounded star point between auxiliary and auxiliary circuit |
440 V |
| ● in networks with ungrounded star point between main and auxiliary circuit |
440 V |
| ● in networks with grounded star point between main and auxiliary circuit |
440 V |
| shock resistance according to IEC 60068-2-27 |
8g / 11 ms |
| reference code according to IEC 81346-2 |
F |
| Substance Prohibitance (Date) |
10/01/2009 |
| SVHC substance name |
Lead - 7439-92-1
|
| Weight |
0.195 kg |
0.192 kg |
| Ambient conditions |
| installation altitude at height above sea level maximum |
2 000 m |
| ambient temperature |
|
| ● during operation |
-40 ... +70 °C |
| ● during storage |
-55 ... +80 °C |
| ● during transport |
-55 ... +80 °C |
| temperature compensation |
-40 ... +60 °C |
| relative humidity during operation |
10 ... 95 % |
| Environmental footprint |
| Global Warming Potential [CO2 eq] total |
|
56.6 kg |
| Global Warming Potential [CO2 eq] during manufacturing |
|
1.21 kg |
| global warming potential [CO2 eq] during sales |
|
0.047 kg |
| Global Warming Potential [CO2 eq] during operation |
|
55.4 kg |
| Global Warming Potential [CO2 eq] after end of life |
|
-0.027 kg |
| Main circuit |
| number of poles for main current circuit |
3 |
| adjustable current response value current of the current-dependent overload release |
20 ... 25 A |
| operating voltage |
|
| ● rated value |
690 V |
| ● at AC-3e rated value maximum |
690 V |
| operating frequency rated value |
50 ... 60 Hz |
| operational current rated value |
25 A |
| operational current at AC-3e at 400 V rated value |
25 A |
| operating power |
|
| ● at AC-3 |
|
| — at 400 V rated value |
11 kW |
| — at 500 V rated value |
15 kW |
| — at 690 V rated value |
22 kW |
| ● at AC-3e |
|
| — at 400 V rated value |
11 kW |
| — at 500 V rated value |
15 kW |
| — at 690 V rated value |
22 kW |
| Auxiliary circuit |
| design of the auxiliary switch |
integrated |
| number of NC contacts for auxiliary contacts |
1 |
| ● note |
for contactor disconnection |
| number of NO contacts for auxiliary contacts |
1 |
| ● note |
for message "Tripped" |
| number of CO contacts for auxiliary contacts |
0 |
| operational current of auxiliary contacts at AC-15 |
|
| ● at 24 V |
3 A |
| ● at 110 V |
3 A |
| ● at 120 V |
3 A |
| ● at 125 V |
3 A |
| ● at 230 V |
2 A |
| ● at 400 V |
1 A |
| ● at 690 V |
0.75 A |
| operational current of auxiliary contacts at DC-13 |
|
| ● at 24 V |
2 A |
| ● at 60 V |
0.3 A |
| ● at 110 V |
0.22 A |
| ● at 125 V |
0.22 A |
| ● at 220 V |
0.11 A |
| contact rating of auxiliary contacts according to UL |
B600 / R300 |
| Protective and monitoring functions |
| trip class |
CLASS 10 |
| design of the overload release |
thermal |
| UL/CSA ratings |
| full-load current (FLA) for 3-phase AC motor |
|
| ● at 480 V rated value |
25 A |
| ● at 600 V rated value |
25 A |
| Short-circuit protection |
| design of the fuse link |
|
| ● for short-circuit protection of the auxiliary switch required |
fuse gG: 6 A, quick: 10 A |
| Installation/ mounting/ dimensions |
| mounting position |
any |
| fastening method |
Contactor mounting |
| height |
85 mm |
| width |
45 mm |
| depth |
85 mm |
| Connections/ Terminals |
| product component removable terminal for auxiliary and control circuit |
No |
| type of electrical connection |
|
| ● for main current circuit |
Ring cable lug connection |
screw-type terminals |
| ● for auxiliary and control circuit |
ring terminal lug connection |
screw-type terminals |
| arrangement of electrical connectors for main current circuit |
Top and bottom |
| type of connectable conductor cross-sections |
|
| ● for main contacts |
|
| — solid or stranded |
|
2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²) |
| — finely stranded with core end processing |
|
2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm² |
| ● for AWG cables for main contacts |
|
2x (16 ... 12), 2x (14 ... 8) |
| type of connectable conductor cross-sections |
|
| ● for auxiliary contacts |
|
| — solid or stranded |
|
2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| — finely stranded with core end processing |
|
2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| ● for AWG cables for auxiliary contacts |
|
2x (20 ... 16), 2x (18 ... 14) |
| tightening torque |
|
| ● for main contacts for ring cable lug |
2.5 ... 2 N·m |
|
| ● for auxiliary contacts for ring cable lug |
0.8 ... 1.2 N·m |
|
| outer diameter of the usable ring cable lug maximum |
7.5 m |
|
| tightening torque |
|
| ● for main contacts with screw-type terminals |
|
2 ... 2.5 N·m |
| ● for auxiliary contacts with screw-type terminals |
|
0.8 ... 1.2 N·m |
| design of screwdriver shaft |
Diameter 5 ... 6 mm |
| size of the screwdriver tip |
Pozidriv PZ 2 |
| design of the thread of the connection screw |
|
| ● for main contacts |
M4 |
| ● of the auxiliary and control contacts |
M3 |
| Safety related data |
| failure rate [FIT] with low demand rate according to SN 31920 |
50 FIT |
| MTTF with high demand rate |
2 280 a |
| IEC 61508 |
| T1 value |
|
| ● for proof test interval or service life according to IEC 61508 |
20 a |
| Electrical Safety |
| protection class IP on the front according to IEC 60529 |
IP00 |
IP20 |
| touch protection on the front according to IEC 60529 |
|
finger-safe, for vertical contact from the front |
| Display |
| display version for switching status |
Slide switch |
| Approvals Certificates |
| CCC
|
|
Yes
|
Yes
|
| UK Declaration of Conformity
|
|
Yes
|
Yes
|
| EU declaration of conformity |
|
Yes
|
Yes
|
| Confirmation |
|
Yes
|
Yes
|
| UL
|
|
Yes
|
Yes
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| EAC
|
|
Yes
|
Yes
|
| IECEx
|
|
Yes
|
Yes
|
| ATEX |
|
Yes
|
Yes
|
| Miscellaneous
|
|
Yes
|
Yes
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| Special Test Certificate
|
|
Yes
|
Yes
|
| Type Test Certificates/Test Report
|
|
Yes
|
Yes
|
| ABS (American Bureau of Shipping)
|
|
Yes
|
Yes
|
| BV (Bureau Veritas) |
|
Yes
|
Yes
|
| DNV (Det Norske Veritas) |
|
Yes
|
Yes
|
| LR (Lloyds Register)
|
|
Yes
|
Yes
|
| PRS (Polski Register of Shipping) |
|
Yes
|
Yes
|
| RINA (Registro Italiano Navale) |
|
Yes
|
Yes
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| RMRS (Russian Maritime Register) |
|
Yes
|
Yes
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| Confirmation |
|
Yes
|
Yes
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| Special Test Certificate
|
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Yes
|
Yes
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| Environmental Confirmations
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Yes
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Yes
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Information on the packaging
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Information- and Downloadcenter (Catalogs, Brochures,…)
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Industry Mall (Online ordering system)
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Cax online generator
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Service&Support (Manuals, Certificates, Characteristics, FAQs,...)
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Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)
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Characteristic: Tripping characteristics, I²t, Let-through current
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Further characteristics (e.g. electrical endurance, switching frequency)
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