Description
Knife-disconnect terminal block, nom. voltage: 500 V, nominal current: 20 A, 1 level, connection method: Screw connection with spring support, Rated cross section: 4 mm2, cross section: 0.2 mm2 – 6 mm2, mounting: NS 35/7,5, NS 35/15, NS 32, color: gray
| General | |
| Note | When establishing a connection on the open housing side of a feed-through modular terminal block of the same series and size, the block must be provided with a cover if the expected insulation voltage is >320 V. |
| The max. load current must not be exceeded by the total current of all connected conductors. | |
| Product type | Disconnect terminal block |
| Number of connections | 2 |
| Number of rows | 1 |
| Potentials | 1 |
| Insulation characteristics | |
| Overvoltage category | III |
| Degree of pollution | 3 |
| Rated surge voltage | 6 kV |
| Maximum power dissipation for nominal condition | 1.02 W |
| Number of connections per level | 2 |
| Nominal cross section | 4 mm² |
| 1 level | |
| Screw thread | M3 |
| Tightening torque | 0.6 … 0.8 Nm |
| Stripping length | 10 mm |
| Internal cylindrical gage | A4 |
| Connection in acc. with standard | IEC 60947-7-1 |
| Conductor cross section solid | 0.2 mm² … 6 mm² |
| Cross section AWG | 24 … 10 (converted acc. to IEC) |
| Conductor cross section flexible | 0.2 mm² … 4 mm² |
| Conductor cross section, flexible [AWG] | 24 … 12 (converted acc. to IEC) |
| Flexible conductor cross section flexible (ferrule, w/o plastic sleeve) | 0.25 mm² … 4 mm² |
| Flexible conductor cross section (ferrule with plastic sleeve) | 0.25 mm² … 2.5 mm² |
| 2 conductors with same cross section, solid | 0.2 mm² … 1.5 mm² |
| 2 conductors with same cross section, flexible | 0.2 mm² … 1.5 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.25 mm² … 1.5 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² … 2.5 mm² |
| Nominal current | 20 A |
| Maximum load current | 20 A (with 6 mm² conductor cross section) |
| Nominal voltage | 500 V (up to 690 V for pollution degree II) |
| Nominal cross section | 4 mm² |
| Width | 6.2 mm |
| End cover width | 2.2 mm |
| Height NS 35/15 | 64.8 mm |
| Height NS 35/7,5 | 57.3 mm |
| Height NS 32 | 62.3 mm |
| Length | 63.4 mm |
| Color | gray |
| Flammability rating according to UL 94 | V0 |
| Insulating material group | I |
| Insulating material | PA |
| Static insulating material application in cold | -60 °C |
| Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21)) | 125 °C |
| Relative insulation material temperature index (Elec., UL 746 B) | 130 °C |
| Fire protection for rail vehicles (DIN EN 45545-2) R22 | HL 1 – HL 3 |
| Fire protection for rail vehicles (DIN EN 45545-2) R23 | HL 1 – HL 3 |
| Fire protection for rail vehicles (DIN EN 45545-2) R24 | HL 1 – HL 3 |
| Fire protection for rail vehicles (DIN EN 45545-2) R26 | HL 1 – HL 3 |
| Calorimetric heat release NFPA 130 (ASTM E 1354) | 27,5 MJ/kg |
| Surface flammability NFPA 130 (ASTM E 162) | passed |
| Specific optical density of smoke NFPA 130 (ASTM E 662) | passed |
| Smoke gas toxicity NFPA 130 (SMP 800C) | passed |
| Surge voltage test | |
| Test voltage setpoint | 7.3 kV |
| Result | Test passed |
| Temperature-rise test | |
| Requirement temperature-rise test | Increase in temperature ≤ 45 K |
| Result | Test passed |
| Short-time withstand current 2.5 mm² | 0.3 kA |
| Result | Test passed |
| Power-frequency withstand voltage | |
| Test voltage setpoint | 1.89 kV |
| Result | Test passed |
| Mechanical data | |
| Open side panel | Yes |
| Mechanical strength | |
| Result | Test passed |
| Attachment on the carrier | |
| Test force setpoint | 1 N |
| Result | Test passed |
| Test for conductor damage and slackening | |
| Rotation speed | 10 rpm |
| Revolutions | 135 |
| Conductor cross section/weight | 0.2 mm² / 0.2 kg |
| 4 mm² / 0.9 kg | |
| 6 mm² / 1.4 kg | |
| Result | Test passed |
| Test for conductor damage and slackening | |
| Rotation speed | 10 rpm |
| Revolutions | 135 |
| Conductor cross section/weight | 1.5 mm² / 0.4 kg |
| Result | Test passed |
| Needle-flame test | |
| Time of exposure | 30 s |
| Result | Test passed |
| Oscillation/broadband noise | |
| Specification | DIN EN 50155 (VDE 0115-200):2008-03 |
| Spectrum | Service life test category 1, class B, body mounted |
| Frequency | f1 = 5 Hz to f2 = 150 Hz |
| ASD level | 1.857 (m/s²)²/Hz |
| Acceleration | 0.8g |
| Test duration per axis | 5 h |
| Test directions | X-, Y- and Z-axis |
| Result | Test passed |
| Shocks | |
| Specification | DIN EN 50155 (VDE 0115-200):2008-03 |
| Pulse shape | Half-sine |
| Acceleration | 5g |
| Shock duration | 30 ms |
| Number of shocks per direction | 3 |
| Test directions | X-, Y- and Z-axis (pos. and neg.) |
| Result | Test passed |
| Ambient conditions | |
| Ambient temperature (operation) | -60 °C … 105 °C (max. short-term operating temperature RTI Elec.) |
| Ambient temperature (storage/transport) | -25 °C … 60 °C (for a short time, not exceeding 24 h, -60 °C to +70 °C) |
| Ambient temperature (assembly) | -5 °C … 70 °C |
| Ambient temperature (actuation) | -5 °C … 70 °C |
| Permissible humidity (storage/transport) | 30 % … 70 % |
| Connection in acc. with standard | IEC 60947-7-1 |
| Mounting type | NS 35/7,5 |
| NS 35/15 | |
| NS 32 |
| Item number | 3070300 |
| Packing unit | 50 pc |
| Minimum order quantity | 1 pc |
| Sales Key | BE1 |
| Product Key | BE1231 |
| Catalog Page | Page 547 (C-1-2019) |
| GTIN | 4046356661935 |
| Weight per Piece (including packing) | 14.864 g |
| Weight per Piece (excluding packing) | 14.8 g |
| Customs tariff number | 85369010 |
| Country of origin | PL |
ECLASS
| ECLASS-9.0 | 27141126 |
| ECLASS-10.0.1 | 27141126 |
| ECLASS-11.0 | 27141126 |
ETIM
| ETIM 8.0 | EC000902 |
UNSPSC
| UNSPSC 21.0 | 39121400 |
