| | 22MM METAL ROUND ACTUATOR: BKS KEY-OPER.SWITCH WITH 2 KEYS LEFT LATCH.,RI.MOMEN.CONT.TYPE 3 SWITCH POSITIONS I-O-II LOCK NO S1, REMOVAL POS. I WITH HOLDER Z= 20 UNITS PACKED |
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| Actuator: |
| Design of the operating mechanism | | key-operated switch with 3 switch positions |
| Shape / of the activation element | | round |
| Manner of function / of the activation element | | |
| | | Yes |
| | | Yes |
| External diameter / of the activation element | mm | 28.5 |
| Material / of the activation element | | plastic |
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| Button: |
| Design of the button | | raised |
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| Front ring: |
| Material / of the front ring | | metal |
| Color / of the front ring | | silver |
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| General technical details: |
| Design of the product | | with 3 switch positions |
| Number of control points | | 1 |
| Number of indicator lights / installable | | 0 |
| Number of switching positions | | 3 |
| Switch position for key distraction | | O+II |
| Product extension / optional / fluorescent materials | | No |
| Product function / emergency stop function | | No |
| Type of unlocking device | | key unlatching |
| Resistance against shock | | |
- for devices without incandescent lamp / according to IEC 60068-2-27
| | <= 50g |
| Operating cycles / maximum | 1/h | 1,000 |
| Resistance against vibration / according to IEC 60068-2-6 | | 20 ... 200 Hz: 5g |
| Mechanical operating cycles as operating time / typical | | 300,000 |
| Item designation | | |
- according to DIN 40719 extendable after IEC 204-2 / according to IEC 750
| | S |
- according to DIN EN 61346-2
| | S |
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| Auxiliary Contacts: | | |
| Number of NC contacts / for auxiliary contacts | | 0 |
| Number of NO contacts / for auxiliary contacts | | 0 |
| Number of change-over switches / for auxiliary contacts | | 0 |
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| Installation/mounting/dimensions: |
| Product component / front ring | | Yes |
| material / of the housing | | metal |
| Type of mounting | | front mounting |
| Installation width | mm | 22 |
| Shape / of the installation hole | | round |
| Mounting diameter | mm | 22 |
| Height | mm | 30 |
| Width | mm | 30 |
| Depth | mm | 90 |
| Tightening torque / of the screws in the bracket / maximum | N·m | 1 |
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| Ambient conditions: |
| Ambient temperature | | |
| | °C | 70… -25 |
| | °C | -40… 80 |
| Protection class IP | | IP67 |
| Climatic class / according to DIN EN ISO 6270-2 | | KTW24 |
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| Certificates/approvals: | | |
| General Product Approval | Test Certificates | | | ROSTEST | | Manufacturer | | | | Shipping Approval | | ABS | | | | PRS | | | other | | Manufacturer | | | | | | |
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| 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/3SB3500-5FD21-ZX90/all |
| Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...) http://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3SB3500-5FD21-ZX90 |
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| last change: | Aug 22, 2011 |
