5SB4311

**5SB4311** 

**Data sheet** 

D-Fuse DIII 63A gG 500V a.c./44 SENTRON fuse-link DIAZED size DIII In 63A gG Un 500V a.c./440V d.c. 

|oa<br>££|oa<br>££|D-Fuse DIII 63A gG 500V a.c./44 SENTRON fuse-link DIAZED size DIII In 63A gG<br>Un 500V a.c./440V d.c.|
|---|---|---|
|**Model**<br>~~ee~~|||
|**product brand name**<br>~~ee~~||SENTRON<br>~~ee~~|
|**product designation**||DIAZED fuse link|
|**design of theproduct**||For cable and lineprotection|
|**design of the fuse link**||DIAZED fuse link|
|**General technical data**<br>~~a~~|||
|**tripping characteristic class**<br>~~a~~||Other<br>~~a~~|
|**size of fuse system according to EN 60269-1**||DIII|
|**operating class of the fuse link**||gG|
|**Supply voltage**<br>~~a~~|||
|**supply voltage**<br>~~a~~||~~a~~|
|● at AC||500 V|
|● at DC||440 V|
|**Protection class**<br>~~ee~~|||
|**protection class IP**<br>~~ee~~||IP20, with connected conductors<br>~~ee~~|
|**Breaking Capacity**<br>~~a~~|||
|**switching capacity current**<br>~~a~~||~~a~~|
|● at AC accordingto IEC 60947-2 rated value||50 kA|
|● at DC accordingto IEC 60947-2 rated value||8 kA|
|**Dissipation**<br>~~ee~~|||
|**power loss[W]**<br>~~ee~~||6.9 W<br>~~ee~~|
|power loss [W] for rated value of the current at AC in hot<br>operatingstate per pole||6.9 W|
|**Appearance**<br>~~ee~~|||
|**color coding of the fuse link**<br>~~ee~~||copper<br>~~ee~~|
|**Product details**<br>~~a~~|||
|**product description**<br>~~a~~||Usingscrew adapter or adapter sleeves<br>~~a~~|
|**Mechanical Design**<br>~~a~~|||
|**mounting position**<br>~~a~~||Any,preferablyvertical<br>~~a~~|
|**Net Weight**||54g|
|**Environmental conditions**<br>~~a~~|||
|**ambient temperature during operation**<br>~~a~~||~~a~~|
|● minimum||-5 °C|
|● maximum||40 °C|
|**environmental category**||Upto 45°C at 95 % rel. humidity|
|**environmental category during storage**||air humidity90% at 20°C|
|**Approvals Certificates**<br>~~ee~~|||
|**Environment**<br>~~ee~~|**General Product Approval**<br>~~ee~~||



5SB4311 Page 1/3 

Subject to change without notice © Copyright Siemens 

6/2/2026 

Environmental ConMiscellaneous Confirmation firmations ~~— ——~~ fA sti‘ 

## **other** 

## Confirmation 

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**last modified:** 

4/6/2026 

5SB4311 Page 2/3 

Subject to change without notice © Copyright Siemens 

6/2/2026 

5SB4311 Page 3/3 

Subject to change without notice © Copyright Siemens 

6/2/2026