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Siemens 3KD5260-0RE20-0
Switch disconnector 1250 A, Size 5
- MPN
- 3KD5260-0RE20-0
- Category
- Basic Devices
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What is the Siemens 3KD5260-0RE20-0?
Switch disconnector 1250 A, Size 5, 6-pole DC Front operating mechanism center Basic unit without handle flat terminal
Specifications
Model
| product brand name | SENTRON |
| product designation | 3KD switch disconnector |
| design of the product | DC switch |
| display version for switch position indicator door-coupling rotary operating mechanism | ON-OFF |
| design of the actuating element | Without handle |
| type of the driving mechanism | Front operating mechanism |
| type of the driving mechanism motor drive | No |
General technical data
| number of poles | 6 |
| type of device | fixed mounting |
| size of switch disconnector | 5 |
| mechanical service life (operating cycles) typical | 8 000 |
| electrical endurance (operating cycles) — at DC-21 A at 1000 V | 100 |
| I2t value — of the gG/aM SITOR fuse at 1000 V maximum permissible | 1 800 000 A²·s |
| position of the switch operating mechanism | after the third pole |
| overvoltage category | IV |
Voltage
| operating voltage with current paths in series — with degree of pollution 2 at DC rated value | 1200 V / 6 |
| operating voltage with current paths in series — with degree of pollution 3 at DC rated value | 1200 V / 6 |
| insulation voltage — with degree of pollution 2 at DC rated value | 1 250 V |
| insulation voltage — with degree of pollution 3 at DC rated value | 1 250 V |
| surge voltage resistance rated value | 12 kV |
Protection class
| protection class IP | IP00 |
| protection class IP — with closed switch with cover or cable lug cover | IP20 |
| protection class IP — on the front | IP00 |
Dissipation
| power loss [W] — with conventional rated thermal current per pole | 32 W |
| power loss [W] — with conventional rated thermal current per device | 192 W |
| power loss [W] — for rated value of the current at AC in hot operating state per pole | 32 W |
Main circuit
| operational current rated value | 1 250 A |
Auxiliary circuit
| number of connected NC contacts for auxiliary contacts | 0 |
| number of connected NO contacts for auxiliary contacts | 0 |
| number of connected CO contacts for auxiliary contacts | 0 |
| number of CO contacts for auxiliary contacts | 0 |
| number of NC contacts for auxiliary contacts | 8 |
| number of NO contacts for auxiliary contacts | 8 |
Suitability
| suitability for use main switch | Yes |
| suitability for use switch disconnector | Yes |
| suitability for use EMERGENCY OFF switch | Yes |
| suitability for use according to IEC 62626-1 safety switch | No |
| suitability for use maintenance/repair switch | Yes |
Product details
| product feature interlock | No |
| product component — trip indicator | No |
| product component — voltage trigger | No |
| product component — undervoltage release | No |
| product component — undervoltage release with leading contact | No |
| product extension auxiliary switch | Yes |
| product extension optional motor drive | No |
| product extension optional voltage trigger | No |
Short circuit
| short-circuit current making capacity (Icm) for switch disconnector — at DC at 1200 V without fuse link rated value minimum | 28.4 kA |
Connections
| type of connectable conductor cross-sections for aluminum conductor — stranded with lug | 1x (120 ... 300 mm²), 2x (95 ... 300 mm²) |
| type of connectable conductor cross-sections — with combination of Al conductor+switch | 680A / 2x 300mm² |
| type of connectable conductor cross-sections for copper conductor — stranded with lug according to DIN 46234 | 1x (120 ... 240 mm²), 2x (95 ... 240 mm²) |
| type of connectable conductor cross-sections for copper conductor — stranded with lug according to DIN 46235 | 1x (120 ... 240 mm²), 2x (95 ... 240 mm²) |
| type of electrical connection for main current circuit | flat connector |
Mechanical Design
| height | 310 mm |
| width | 652 mm |
| depth | 153 mm |
| fastening method | screw fixing |
| fastening method — 4-hole front mounting | No |
| fastening method — front mounting with central attachment | No |
| fastening method — rail mounting | No |
| mounting position | any |
| Net Weight | 29.52 kg |
Environmental conditions
| ambient temperature during operation — minimum | -25 °C |
| ambient temperature during operation — maximum | 70 °C |
| ambient temperature during storage — minimum | -50 °C |
| ambient temperature during storage — maximum | 80 °C |
Certificates
| reference code according to IEC 81346-2 | Q |
No matching specifications
Downloads & documentation
Official documents from Siemens, downloaded directly from the manufacturer.
Data sheets & manuals
3KD5260-0RE20-0: frequently asked questions
When can 3KD5260-0RE20-0 be shipped?
3KD5260-0RE20-0 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 3KD5260-0RE20-0 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 3KD5260-0RE20-0 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 3KD5260-0RE20-0, subject to availability and destination.
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Siemens 3KD5260-0RE20-0Price and lead time confirmed within 1 business day
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