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Item code: 3RA2816-0EW20
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Cầu dao cách ly SIEMENS 3KF4340-0MF11. Model / product brand name: SENTRON; Model / product designation: 3KF switch disconnector with fuses; Model / design of the product: 3KF switch disconnector with fuses.
Item code
3KF4340-0MF11
Unit
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No online payment is required. TESFA will verify the item code, quantity, supply conditions and respond with a quotation using your contact details.
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| Attribute | Product specification |
|---|---|
| Mã sản phẩm | 3KF4340-0MF11 |
| Tên gọi chính hãng | switch disconnector with fuse 400 A, frame size 4, 3-pole for LV HRC fuse size 1 and 2 front operating mechanism centr basic unit without handle flat connector without fuses |
| Model / product brand name | SENTRON |
| Model / product designation | 3KF switch disconnector with fuses |
| Model / design of the product | 3KF switch disconnector with fuses |
| Model / product version | 3KF NH |
| Model / design of the actuating element | without |
| Model / design of handle | Without |
| Model / direction of actuation | from the front |
| Model / type of the driving mechanism motor drive | No |
| Model / number of poles | 3 |
| Model / size of disconnecting link | 2 and 1 |
| Model / size of switch disconnector | 4 |
| Model / size of fuse link | NH1, NH2 |
| Model / mechanical service life (operating cycles) typical | 8 000 |
| Model / electrical endurance (operating cycles) / at AC-23 A at 440 V | 3 000 |
| Model / electrical endurance (operating cycles) / at AC-23 A at 690 V | 2 000 |
| Model / electrical endurance (operating cycles) / at DC-23 A at 440 V | 1 000 |
| Model / I2t value / with closed switch for combination switch + fuse at 500 V maximum | 1 205 000 A²·s |
| Model / I2t value / with closed switch for combination switch + fuse at 400 V maximum | 1 205 000 A²·s |
| Model / I2t value / with closed switch at 690 V for combination switch + gG fuse maximum | 1 300 000 A²·s |
| Model / I2t value / of the fuse at 500 V maximum permissible | 2 150 000 A²·s |
| Model / I2t value / of the gG fuse at 690 V maximum permissible | 2 600 000 A²·s |
| Model / I2t value / of the aM fuse at 690 V maximum permissible | 2 600 000 A²·s |
| Model / position of the switch operating mechanism | center left |
| Model / fuse system | LV HRC fuse |
| Model / overvoltage category | IV |
| Model / operating voltage with current paths in series / with degree of pollution 2 at DC rated value | 440 / 3 |
| Model / operating voltage with current paths in series / with degree of pollution 3 at DC rated value | 440 / 3 |
| Model / surge voltage resistance rated value | 12 kV |
| Supply voltage / operating voltage at AC rated value maximum | 690 V |
| Protection class / protection class IP | IP00 |
| with closed switch with cover or cable lug cover | IP20 |
| on the front | IP00 |
| Dissipation / power loss [W] / with conventional rated thermal current per pole | 26 W |
| Dissipation / power loss [W] / with conventional rated thermal current per device | 78 W |
| Dissipation / power loss [W] / with conventional rated thermal current without fuse per pole | 26 W |
| Dissipation / power loss [W] / with conventional rated thermal current without fuse per device | 78 W |
| Dissipation / power loss [W] / for rated value of the current at AC in hot operating state per pole | 26 W |
| Dissipation / power loss [W] / of the fuse per fuse maximum | 34 W |
| Main circuit / operating power at AC-23 A at 500 V rated value | 280 kW |
| Main circuit / operational current rated value | 400 A |
| Auxiliary circuit / number of connected NC contacts for auxiliary contacts | 0 |
| Auxiliary circuit / number of connected NO contacts for auxiliary contacts | 0 |
| Auxiliary circuit / number of connected CO contacts for auxiliary contacts | 0 |
| Auxiliary circuit / number of CO contacts for auxiliary contacts | 0 |
| Auxiliary circuit / number of NC contacts for auxiliary contacts | 8 |
| Auxiliary circuit / number of NO contacts for auxiliary contacts | 8 |
| Auxiliary circuit / suitability for use main switch | Yes |
| Auxiliary circuit / suitability for use switch disconnector | Yes |
| Auxiliary circuit / suitability for use EMERGENCY OFF switch | Yes |
| Auxiliary circuit / suitability for use maintenance/repair switch | Yes |
| Auxiliary circuit / product feature interlock | No |
| Auxiliary circuit / product function phase failure monitoring | No |
| Auxiliary circuit / product component / voltage trigger | No |
| Auxiliary circuit / product component / undervoltage release | No |
| Auxiliary circuit / product component / undervoltage release with leading contact | No |
| Auxiliary circuit / product feature sealable | Yes |
| Auxiliary circuit / product extension auxiliary switch | Yes |
| Auxiliary circuit / product extension optional locking capability | Yes |
| Auxiliary circuit / product extension optional motor drive | No |
| Auxiliary circuit / product extension optional fuse monitoring | Yes |
| Auxiliary circuit / product function / fuse monitoring | No |
| Auxiliary circuit / product function / overvoltage protection monitoring | No |
| Short circuit / short-circuit current making capacity (Icm) for switch disconnector at 690 V AC/440 V DC without fuse link rated value minimum | 24 kA |
| Short circuit / protection / at 500 V by gG fuse rated value | 100 kA |
| Short circuit / protection / at 690 V by gG fuse rated value | 100 kA |
| Connections / arrangement of electrical connectors for main current circuit | Top and bottom |
| Connections / tightening torque with screw-type terminals / minimum | 30 N·m |
| Connections / tightening torque with screw-type terminals / maximum | 44 N·m |
| Connections / type of connectable conductor cross-sections for aluminum conductor stranded with lug | 1x (6 ... 240 mm²), 2x (6 ... 150 mm²) |
| Connections / type of connectable conductor cross-sections / for copper busbar | 1x (30 x 10 mm²) |
| stranded with lug according to DIN 46234 | 1x (6 ... 240 mm²), 2x (6 ... 150 mm²) |
| stranded with lug according to DIN 46235 | 1x (16 ... 185 mm²), 2x (16 ... 150 mm²) |
| type of electrical connection for main current circuit | flat connector |
| Mechanical Design / height | 215 mm |
| Mechanical Design / width | 288.1 mm |
| Mechanical Design / depth | 206.5 mm |
| Mechanical Design / fastening method | floor mounting |
| Mechanical Design / fastening method / 4-hole front mounting | No |
| Mechanical Design / fastening method / front mounting with central attachment | No |
| Mechanical Design / fastening method / rail mounting | No |
| Mechanical Design / mounting position | any |
| Mechanical Design / Net Weight | 7.622 kg |
| Environmental conditions / ambient temperature during operation / minimum | -25 °C |
| Environmental conditions / ambient temperature during operation / maximum | 70 °C |
| Environmental conditions / ambient temperature during storage / minimum | -50 °C |
| Environmental conditions / ambient temperature during storage / maximum | 80 °C |
Item code: 3RA2816-0EW20
Item code: 3RT2035-1NB30
Item code: 6MF2805-0AA00
Item code: 6ES7440-1CS00-0YE0
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