Contact Wire Earthing Clamps For Rail Earthing Devices MV HV
Contact Wire Earthing Clamps For Rail Earthing Devices MV HV
Pfisterer offers contact wire earth clamps for railway grounding devices forming part of the earthing & short-circuiting device range. These contact wire earth clamps are designed for connection to various contact wires.
- Contact wire earth clamps for grooved, circular, sectional contact wires and double contact wires
- Jack screw made of A2 stainless steel ensures reliable contact between clamp and contact wire
- Compact, robust design
- Easy handling
- Earthing poles available for attaching all types of contact wire earth clamps
Thorne & Derrick also stock and distribute the CONNEX range of medium voltage electrical equipment and cable accessories manufactured by Pfisterer to support the construction and operation of Gas Insulated Switchgear, Transformers & Power Systems – this includes cable connectors, bushings, surge arresters and ancillary substation connection products.
Contact Wire Earth Clamps P50
This contact wire earth clamp has a torsion-free earthing cable terminal at the front. The bow and thrust block are finely grooved to ensure secure electric contact and firm mechanical grip even when the conductors are corroded.
- Conductor range 4.5 – 35 mm
- With feeler bow for verifying absence of voltage to railway-internal specifications
| Pfisterer Part Number | Max.cross section of connected cable (mm²) | Max short-circuit current Ik 1 s (A) | Clamping range (mm) | Clamping width (mm) | Weight (g) | DB Drawing Number |
| 363 418 003 | 120 | 23700 | 4.5-35 | 34 | 814 | 4 Ebgw 01.26 |
Contact Wire Earth Clamps P51
This contact wire earth clamp is fitted with a flexible spindle and is used for grooved, circular or profile wires.
- With feeler bow for easy insertion into the contact wire
- The spring-mounted thrust block is connected to the M12 connecting screw on the back by means of flexible copper tapes
- 3 1 499 002 with shortened sensor
| Pfisterer Part Number | Max.cross section of connected cable (mm²) | Max short-circuit current Ik 1 s (A) | Contact wire | Clamping width (mm) | Weight (g) | DB Drawing Number |
| 361 499 001 | 50 | 36500 | Ri 80 – 150 | 30 | 1070 | 3 Ebgw 01.14 |
| 361 499 002 | 50 | 36500 | Ri 80 – 150 | 30 | 1070 | – |
Contact Wire Earth Clamps P52
This contact wire earth clamp is fitted with a rigid spindle and is used for grooved, circular or profile wires.
- With feeler bow for easy insertion into the contact wire
- The spring-mounted thrust block is connected to the M12 connecting screw on the back by means of flexible copper tapes
| Pfisterer Part Number | Max.cross section of connected cable (mm²) | Max short-circuit current Ik 1 s (A) | Contact wire | Clamping width (mm) | Weight (g) |
| 361 499 499 | 50 | 36500 | Ri 80-150 | 30 | 942 |
Contact Wire Earth Clamps P53
This contact wire earth clamp is designed for use on double contact wires.
| Pfisterer Part Number | Max.cross section of connected cable (mm²) | Max short-circuit current Ik 1 s (A) | Contact wire | Clamping width (mm) | Weight (g) |
| 362 947 947 | 50 | 23300 | Ri 80-150 | 30 | 1968 |
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