Official DistributorSKU
MPN
ST 4-HESILA 250 (5X20)
Weight
0.034 kg
ST 4-HESILA 250 (5X20) - Fuse modular terminal block
Fuse modular terminal block, fuse type: Glass / ceramics / ..., fuse type: G / 5 x 20, nom. voltage: 250 V, nominal current: 6.3 A, connection method: Spring-cage connection, 1 level, Rated cross section: 1 mm2, cross section: 0.08 mm2- 6 mm2, mounting type: NS 35/7,5, NS 35/15, color: black
- An extremely compact design
- Test pick-off on both sides in the fuse lever
Technical Specifications
Product properties
| Number of Connections | 2 |
| Number of rows | 1 |
| Potentials | 1 |
Insulation characteristics
| Overvoltage category | III |
| Degree of pollution | 3 |
Electrical properties
| Fuse type | Glass / ceramics / ... |
| Rated surge voltage | 4 kV |
| Maximum power dissipation for nominal condition | 1.02 W |
| Fuse | G / 5 x 20 |
| LED voltage range | 110 V AC/DC ... 250 V AC/DC |
| LED current range | 0.41 mA ... 0.96 mA |
| Maximum power dissipation | max. 1.6 W (with single arrangement of the fuse terminal block in the event of overload) |
| Maximum power dissipation | max. 1.6 W (With interconnected arrangement of several fuse terminal blocks in the event of overload) |
| Maximum power dissipation | max. 4 W (with single arrangement of the fuse terminal block in the event of a short-circuit) |
| Maximum power dissipation | max. 2.5 W (With interconnected arrangement of several fuse terminal blocks in the event of a short-circuit) |
Input data
| LED voltage range | 110 V AC/DC ... 250 V AC/DC |
Connection data
| Number of connections per level | 2 |
| Nominal cross section | 4 mm² |
1 level
| Stripping length | 8 mm ... 10 mm |
| Internal cylindrical gage | A4 |
| Connection in acc. with standard | IEC 60947-7-3 |
| Conductor cross section rigid | 0.08 mm² ... 6 mm² |
| Cross section AWG | 28 ... 10 (converted acc. to IEC) |
| Conductor cross section flexible | 0.08 mm² ... 4 mm² |
| Conductor cross section, flexible [AWG] | 28 ... 12 (converted acc. to IEC) |
| Conductor cross-section flexible (ferrule without plastic sleeve) | 0.14 mm² ... 4 mm² |
| Flexible conductor cross section (ferrule with plastic sleeve) | 0.14 mm² ... 4 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 1 mm² |
| Nominal Current | 6.3 A |
| Maximum Load Current | 6.3 A (the current is determined by the fuse used) |
| Nominal Voltage | 250 V |
| Nominal cross section | 1 mm² |
Dimensions
| Width | 6.2 mm |
| Height | 61.5 mm |
| Depth on NS 35/7,5 | 62.5 mm |
| Depth on NS 35/15 | 70 mm |
Material specifications
| Color | black |
| 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)) | 130 °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) | 28 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
| Result | Test passed |
Temperature-rise test
| Requirement temperature-rise test | Increase in temperature ≤ 45 K |
| Result | Test passed |
| Result | Test passed |
Power-frequency withstand voltage
| Test voltage setpoint | 1.89 kV |
| Result | Test passed |
Mechanical data
| Open side panel | No |
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 | 4 mm² / 0.9 kg |
| Result | Test passed |
Aging
| Temperature cycles | 192 |
| Result | Test passed |
Needle-flame test
| Time of exposure | 30 s |
| Result | Test passed |
Oscillation/broadband noise
| Spectrum | Service life test category 2, bogie-mounted |
| Frequency | 5 - 250 Hz |
| ASD level | 6.12 (m/s²)²/Hz |
| Acceleration | 3.12g |
| Test duration per axis | 5 h |
| Test directions | X-, Y- and Z-axis |
| Result | Test passed |
Shocks
| Pulse shape | Half-sine |
| Acceleration | 30g |
| Shock duration | 18 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 ... 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 60947-7-3 |
Mounting
| Mounting Type | NS 35/7,5 |
| Mounting Type | NS 35/15 |
Accessories
1204517 - Actuation tool, for ST terminal blocks, also suitable for use as a bladed screwdriver, size: 0.6 x 3.5 x 100 mm, 2-component grip, with non-slip grip
3032075 - Feed-through metal in the shape of a 5 x 20 mm glass tube fuse insert for use in fuse terminal blocks.
1008238 - Plug-in bridge, One side not fully isolated, pitch: 6.2 mm, number of positions: 6, color: red
0801733 - DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
0801681 - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
1204119 - DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: silver
1204122 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: silver- 0801704 - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Aluminum, uncoated, Standard profile, color: silver
1206421 - DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, Standard profile, color: silver
1206434 - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, Standard profile, color: silver
0801762 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Copper, uncoated, Standard profile, color: copper-colored
1201662 - End clamp, for end support of UKH 50 to UKH 240, is pushed onto DIN rail NS 35 and fixed with 2 screws, width: 10 mm, color: aluminum
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Additional Information
| Pack Size | 1 |
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