Description
Disconnect terminal block
Disconnect terminal block, nom. voltage: 500 V, nominal current: 57 A, connection method: Screw connection, cross section: 0.5 mm<sup>2</sup> – 16 mm<sup>2</sup> , mounting type: NS 35/7,5, NS 35/15, NS 32, color: gray
Product properties
| Product type |
Disconnect terminal block |
| Number of connections |
2 |
| Number of rows |
1 |
| Insulation characteristics |
| Overvoltage category |
III |
| Degree of pollution |
3 |
Electrical properties
| Rated surge voltage |
6 kV |
| Maximum power dissipation for nominal condition |
1.82 W |
Connection data
| Number of connections per level |
2 |
| Nominal cross section |
10 mm² |
| Tightening torque disconnect slide |
M3 0.6 … 0.8 Nm |
| Level 1 above 1 below 1 |
| Connection method |
Screw connection |
| Screw thread |
M4 |
| Tightening torque |
1.5 … 1.8 Nm |
| Stripping length |
8 mm |
| Connection in acc. with standard |
IEC 60947-7-1 |
| Conductor cross-section rigid |
0.5 mm² … 16 mm² |
| Cross section AWG |
20 … 6 (converted acc. to IEC) |
| Conductor cross-section flexible |
0.5 mm² … 10 mm² |
| Conductor cross-section, flexible [AWG] |
20 … 8 (converted acc. to IEC) |
| Conductor cross-section flexible (ferrule without plastic sleeve) |
0.25 mm² … 10 mm² |
| Flexible conductor cross-section (ferrule with plastic sleeve) |
0.25 mm² … 10 mm² |
| 2 conductors with same cross section, rigid |
0.2 mm² … 4 mm² |
| 2 conductors with same cross section, flexible |
0.2 mm² … 4 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve |
0.25 mm² … 6 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve |
0.5 mm² … 6 mm² |
| Nominal current |
57 A |
| Maximum load current |
70 A |
| Nominal voltage |
500 V |
Dimensions
| Width |
10.2 mm |
| Height |
61 mm |
| Depth on NS 32 |
63.5 mm |
| Depth on NS 35/7,5 |
58.5 mm |
| Depth on NS 35/15 |
66 mm |
Material specifications
| Color |
gray (RAL 7042) |
| 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 |
Electrical tests
| Surge voltage test |
| Result |
Test passed |
| Temperature-rise test |
| Requirement temperature-rise test |
Increase in temperature ≤ 45 K |
| Result |
Test passed |
| Short-time withstand current 10 mm² |
1.2 kA |
| Result |
Test passed |
| Power-frequency withstand voltage |
| Test voltage setpoint |
1.89 kV |
| Result |
Test passed |
Mechanical properties
| Mechanical data |
| Open side panel |
Yes |
Mechanical tests
| Mechanical strength |
| Result |
Test passed |
| Attachment on the carrier |
| Result |
Test passed |
| Test for conductor damage and slackening |
| Rotation speed |
10 (+/- 2) rpm |
| Revolutions |
135 |
| Conductor cross-section/weight |
0.5 mm² / 0.3 kg |
| Conductor cross-section/weight |
10 mm² / 2 kg |
| Conductor cross-section/weight |
16 mm² / 2.9 kg |
| Result |
Test passed |
Environmental and real-life conditions
| Needle-flame test |
| Time of exposure |
30 s |
| Result |
Test passed |
| Ambient conditions |
| Ambient temperature (operation) |
-60 °C … 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see 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 (operation) |
20 % … 90 % |
| Permissible humidity (storage/transport) |
30 % … 70 % |
Standards and regulations
| Connection in acc. with standard |
IEC 60947-7-1 |
Mounting
| Mounting type |
NS 35/7,5 |
| Mounting type |
NS 35/15 |
| Mounting type |
NS 32 |
| Screw thread |
M3 |
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