PTV 4-HESI (5X20)
Product ID:21944
Updated: 2026/4/3
Key Features
- 1Easy Wiring: Tool-free wiring with ferrules or solid conductors.
- 2High Current Capacity: Supports up to 6.3 A with a 6 mm² conductor.
- 3Compact Design: Suitable for confined spaces with front connection.
- 4Railway Compliance: Tested for railway applications with overvoltage category III.
- 5LED Indication: Includes an LED for 24 V DC voltage range.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product type | Fuse terminal block | Product family | PTV |
| Area of application | Railway industry
Machine building
Plant engineering | Number of connections | 2 |
| Number of rows | 1 | Potentials | 1 |
| Article revision | 06 | Overvoltage category | III |
| Degree of pollution | 3 | Fuse type | Glass / ceramics / ... |
| Rated surge voltage | 6 kV | Maximum power dissipation for nominal condition | 1.02 W |
| Fuse | G / 5 x 20 | Maximum power dissipation | max. 1.6 W (with single arrangement of the fuse terminal block in the event of overload)
max. 1.6 W (With interconnected arrangement of several fuse terminal blocks in the event of overload)
max. 4 W (with single arrangement of the fuse terminal block in the event of a short-circuit)
max. 2.5 W (With interconnected arrangement of several fuse terminal blocks in the event of a short-circuit) |
| Number of connections per level | 2 | Nominal cross section | 4 mm² |
| Stripping length | 9 mm ... 11 mm | Internal cylindrical gage | A4 |
| Connection in acc. with standard | IEC 60947-7-3 | Conductor cross section rigid | 0.2 mm² ... 6 mm² |
| Cross section AWG | 24 ... 10 (converted acc. to IEC) | Conductor cross section flexible | 0.2 mm² ... 6 mm² |
| Conductor cross section, flexible [AWG] | 24 ... 10 (converted acc. to IEC) | Conductor cross-section flexible (ferrule without plastic sleeve) | 0.2 mm² ... 4 mm² |
| Flexible conductor cross section (ferrule with plastic sleeve) | 0.2 mm² ... 4 mm² | Conductor cross-section flexible (2 conductors with the same cross-section, with TWIN ferrule and plastic sleeve) | 0.5 mm² ... 2.5 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 2.5 mm² | Nominal current | 6.3 A (the current is determined by the fuse used) |
| Maximum load current | 6.3 A (with 6 mm² conductor cross section, rigid) | Nominal voltage | 500 V (the voltage is determined by the fuse used) |
| Nominal cross section | 4 mm² | Conductor cross section rigid | 0.75 mm² ... 6 mm² |
| Conductor cross-section flexible (ferrule without plastic sleeve) | 1.5 mm² ... 4 mm² | Flexible conductor cross section (ferrule with plastic sleeve) | 1.5 mm² ... 4 mm² |
| Width | 6.2 mm | End cover width | 2.2 mm |
| Height | 63.4 mm | Depth | 57.3 mm |
| Depth on NS 35/7,5 | 64.8 mm | Depth on NS 35/15 | 72.3 mm |
| Color | black (RAL 9005) | 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 | Open side panel | Yes |
| Specification | DIN EN 50155 (VDE 0115-200):2018-05 | Spectrum | Service life test category 2, bogie-mounted |
| Frequency | f | 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 |
| 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 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 % |
| Connection in acc. with standard | IEC 60947-7-3 | Mounting type | NS 35/7,5
NS 35/15 |
Specifications may be subject to change without notice