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Siemens 3NC7331-2
SITOR fuse link, with female thread on both sides, In: 350 A, aR, Un AC: 680 V, Un DC: 440 V, front indicator
- MPN
- 3NC7331-2
- Category
- LV HRC Design
Price and lead time confirmed within 1 business day
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- 12-month warranty (new) · 3-month (used/refurbished)
- 30-day returns, no restocking fee on unused parts
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What is the Siemens 3NC7331-2?
SITOR fuse link, with female thread on both sides, In: 350 A, aR, Un AC: 680 V, Un DC: 440 V, front indicator
Specifications
Model
| product brand name | SENTRON |
| product designation | SITOR fuse link |
| design of the product | With female thread on both sides |
| design of an identification indicator | front indicator |
| design of the switching contact | with M12 female thread at both ends for direct mounting on busbars for railway supply rectifiers |
| design of the fuse link | Fuses for special applications |
General technical data
| size of fuse system according to EN 60269-1 | others |
| operating class of the fuse link | aR |
| varying load factor (WL) | 0.9 |
| type of voltage of the operating voltage | AC/DC |
| operating voltage at AC according to UL rated value | 680 V |
Supply voltage
| supply voltage — at AC | 680 V |
| supply voltage — at DC | 440 V |
Breaking Capacity
| switching capacity current — according to IEC 60947-2 rated value | 100 kA |
Dissipation
| power loss [W] | 32 W |
| power loss [W] — for rated value of the current at AC in hot operating state per pole | 32 W |
| power loss [W] — maximum | 32 W |
Product details
| product description | with female thread on both sides, silver-plated |
| accessories included | no |
Mechanical Design
| mounting position | Any, preferably vertical |
| Net Weight | 716.597 g |
Environmental conditions
| ambient temperature during operation — minimum | -20 °C |
| ambient temperature during operation — maximum | 50 °C |
| environmental category | -20 to +50 at 95% relative humidity |
Downloads & documentation
Official documents from Siemens, downloaded directly from the manufacturer.
Data sheets & manuals
3NC7331-2: frequently asked questions
When can 3NC7331-2 be shipped?
3NC7331-2 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 3NC7331-2 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 3NC7331-2 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 3NC7331-2, subject to availability and destination.
More Siemens parts
Siemens 3NC7331-2Price and lead time confirmed within 1 business day
Request a Quote