| KRAUS & NAIMER |
DKR10 - Electrical Data |
1.12.2006 |
Switch features:
- S0 (48x48mm) Front element size (can be changed by mountings and optional extras)
- Terminal screws accessible laterally (resp. from above and below for -V mountings)
- Designed for vertical wiring (resp. horizontal for -V mountings: e.g. VE-V, FS1-V)
- For ring-type terminals
- Fully enclosed contact chambers provide protection from dust and other contaminants
- Finger-proof terminals (IP20)
- Contact operation by turning and/or pushing the handle
Approvals:
| Approved |
Confirms to requirements |
No listing required |
| CUR, CURUS, UR |
BS EN, CH, D, FI, GOST, IEC, N, ÖVE, S, VDE |
|
BS EN...BS EN 60947 - British Standards Institution, CCC...CCC - China Compulsory Certification, CH...Schweizerischer Elektrotechnischer Verein, CSA...Canadian Standards Association, CUL...Canadian National Standards - Listed, CULUS...Canadian National and United States Standards - Listed, CUR...Canadian National Standards - Recognized, CURUS...Canadian National and United States Standards - Recognized, D...Danmarks Elektriske Materiellkontrol, FI...Sähkötarkastuskeskus, GOST...GOST - gosudarstvennyj standard, IEC...IEC 60947 - International Electrical Commission (IEC) Recommendation, N...Norges Elektriske Materiellkontroll, ÖVE...Österreichischer Verband für Elektrotechnik, RuMRS...Russian Maritime Register of Shipping, S...Svenska Elektriska Materielkontrollanstalten, UL...United States Standards - Listed, UR...United States Standards - Recognized, VDE...VDE 0660 - Verband Deutscher Elektrotechniker
AC-Values:
IEC 60947-3, EN 60947-3, VDE 0660 part 107:
| Rated Operational Voltage Ue | | 690V | 1) |
| Rated Insulation Voltage Ui | | 690V | 1) |
| Rated Thermal Current Iu/Ith | | 16A | 2) |
| Rated Operational Current Ie |
| AC-15 Switching of control devices, contactors, valves etc. |
110V-240V:
| 5A | 2) |
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|
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380V-440V:
| 3A | 2) |
| AC-21A Switching of resistive loads, including moderate overloads |
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For switching of power >1kW | | 16A | 2) |
| Rated Utilization Category |
| AC-3 Direct-on-line starting, star-delta starting |
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3 phase, 3 pole |
220V-240V:
| 2.2kW | 2) |
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|
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380V-440V:
| 3.7kW | 2) |
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|
500V-500V:
| 3.7kW | 2) |
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660V-690V:
| 3.7kW | 2) |
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1 phase, 2 pole |
110V-120V:
| 0.37kW | 2) |
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|
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220V-240V:
| 1.1kW | 2) |
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|
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380V-440V:
| 2.2kW | 2) |
| AC-23A Frequent switching of motors or other high inductive loads |
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3 phase, 3 pole |
220V-240V:
| 3kW | 2) |
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|
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380V-440V:
| 5.5kW | 2) |
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|
|
500V-500V:
| 5.5kW | 2) |
|
|
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660V-690V:
| 4kW | 2) |
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1 phase, 2 pole |
110V-120V:
| 0.55kW | 2) |
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|
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220V-240V:
| 1.5kW | 2) |
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|
|
380V-440V:
| 2.5kW | 2) |
1)...IEC 60947-3, EN 60947-3, VDE 0660 part 107 - Valid for lines with grounded common neutral termination, overvoltage category
III, Other values on request.
2)...IEC 60947-3, EN 60947-3, VDE 0660 part 107
UL/Canada:
| Rated Voltage | | 600V | 1) |
| Rated Insulation Voltage Ui | | 600V | 1) |
| Rated Thermal Current | | 15A | 1) |
| Ampere Rating - Resistive or low inductive loads |
| For switching of power >1kW | | 15A | 1) |
| Ratings |
| Standard motor load, DOL Rating (similar AC-3) |
|
|
3 phase, 3 pole |
110V-120V:
| 0.75HP | 2) |
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|
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220V-240V:
| 1.5HP | 2) |
|
|
|
440V-480V:
| 3HP | 2) |
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550V-600V:
| 3HP | 2) |
|
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1 phase, 2 pole |
110V-120V:
| 0.25HP | 2) |
|
|
|
220V-240V:
| 0.5HP | 2) |
|
|
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277V-277V:
| 0.5HP | 2) |
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|
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440V-480V:
| 1HP | 2) |
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|
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550V-600V:
| 1HP | 2) |
| Pilot Duty, Heavy | | A600 | 1) |
1)...UL/Canada - Refer to International Standards and Approvals
2)...UL/Canada
General:
| Minimum Voltage | | on request | |
| Rated Impulse Withstand Voltage Uimp | | 6kV | 1) |
| Short Circuit Protection |
| Max. fuse size (gL/gG-characteristic) | | 16A | |
| Rated short-time withstand current (1s-current) | | 120A | |
| Ambient Temperature of Stages (for switches with electro-mechanical accessories refer to optional extra) |
| open at 100% Iu/Ith | | 55°C during 24 hours with peaks up to 60°C | |
| enclosed at 100% Ithe | | 35°C during 24 hours with peaks up to 40°C | |
| Storage temperature | | -40°C to 85°C (in case of temperature below -5°C no shock load permissible) | |
| Terminal lead material | | copper wires only | |
| For connections with insulated ring and fork type cable terminal |
| Inner diameter | | >= 3.2mm | |
| Outside diameter | | <= 7.4mm | |
1)...IEC 60947-3, EN 60947-3, VDE 0660 part 107 - Valid for lines with grounded common neutral termination, overvoltage category
III, Other values on request.