PTV 4-MT BU
Product ID:22241
Updated: 2026/7/28
Key Features
- 1Compact design for wiring in confined spaces.
- 2Lever-type disconnect knife ensures permanent and recognizable switching states.
- 3Open circuits easily with a standard screwdriver.
- 4Rated surge voltage of 6 kV for reliable performance.
- 5Compatible with NS 35/7,5 and NS 35/15 mounting types.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product type | Disconnect 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 | 03 | 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 | Stripping length | 9 mm ... 11 mm |
| Internal cylindrical gage | A4 | Connection in acc. with standard | IEC 60947-7-1 |
| 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 | 20 A | Maximum load current | 20 A (with a 2.5 mm² conductor cross section) |
| Nominal voltage | 500 V | 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 | 63.3 mm |
| Depth | 36.9 mm | Depth on NS 35/7,5 | 36.8 mm |
| Depth on NS 35/15 | 44.3 mm | Color | blue (RAL 5015) |
| Flammability rating according to UL 94 | V0 | Insulating material group | I |
| Insulating material | PA | Open side panel | Yes |
| 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 60947-7-1 | Mounting type | NS 35/7,5
NS 35/15 |
Specifications may be subject to change without notice
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