5SA2811

**5SA2811** 

**Data sheet** 

DIAZED fuse link size DI ln=25 A Un=500 V AC/440 V DC operational class gG 

|||DIAZED fuse link size DI ln=25 A Un=500 V AC/440 V DC operational class gG|DIAZED fuse link size DI ln=25 A Un=500 V AC/440 V DC operational class gG|
|---|---|---|---|
|**Model**||||
|**product brand name**||SENTRON||
|**product designation**<br>~~Oe~~||DIAZED fuse link<br>~~Oe~~||
|**design of theproduct**<br>~~Oe~~||For cable and lineprotection<br>~~Oe~~||
|**design of the fuse link**<br>~~Oe~~||DIAZED fuse link<br>~~Oe~~||
|**General technical data**||||
|**tripping characteristic class**||time-lag (T)||
|**size of fuse system according to EN 60269-1**||NDz||
|**operating class of the fuse link**||gG||
|**Supply voltage**||||
|**supply voltage**||||
|● at AC||500 V||
|● at DC||440 V||
|**Protection class**<br>~~|~~||||
|**protection class IP**<br>~~|~~||IP20, with connected conductors<br>~~|~~||
|**Breaking Capacity**<br>~~|~~||||
|**switching capacity current**<br>~~|~~||~~|~~||
|● at AC accordingto IEC 60947-2 rated value||40 kA||
|● at DC accordingto IEC 60947-2 rated value||1.6 kA||
|**Dissipation**<br>~~|~~||||
|**power loss[W]**<br>~~|~~||3.4 W<br>~~|~~||
|power loss [W] for rated value of the current at AC in hot<br>operatingstate per pole||3.4 W||
|**Appearance**<br>~~|~~||||
|**color coding of the fuse link**<br>~~|~~||yellow<br>~~|~~||
|**Product details**<br>~~|~~||||
|**product description**<br>~~|~~||Usingscrew adapter or adapter sleeves<br>~~|~~||
|**Mechanical Design**<br>~~|~~||||
|**mounting position**<br>~~|~~||Any,preferablyvertical<br>~~|~~||
|**Net Weight**||15g||
|**Environmental conditions**<br>~~|~~||||
|**ambient temperature during operation**<br>~~|~~||~~|~~||
|● minimum||-5 °C||
|● maximum<br>~~Oe~~||40 °C<br>~~Oe~~||
|**environmental category**<br>~~Oe~~||Upto 45°C at 95 % rel. humidity<br>~~Oe~~||
|**environmental category during storage**<br>~~Oe~~||air humidity90% at 20°C<br>~~Oe~~||
|**Approvals Certificates**||||
|**Environment**|**General Product Approval**||**other**|



5SA2811 Page 1/3 

Subject to change without notice © Copyright Siemens 

6/3/2026 

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**last modified:** 

4/6/2026 

5SA2811 Page 2/3 

Subject to change without notice © Copyright Siemens 

6/3/2026 

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Subject to change without notice © Copyright Siemens 

6/3/2026