Ottotecnica
Traction

SAFETY AND PROTECTION IN THE MANAGEMENT OF THE RAILWAY TRACTION

RAYLWAYS| SUBWAYS| TRAMWAYS | TROLLEY-BUS

Earthing and short circuit mobile device for contact lines of subways and tramways up to 3 kVdc – to be used in two or three elements

COMPOSITION:

HEAD ELEMENT
No. 1 light alloy contact clamp with foldable jaw and screw tightening provided with aluminum torque limiter bound to the active part, with length 1,6 m
EXTENSION ELEMENT
No. 1 insulating stick in epoxy resin with fiberglass, filled with mono-cell polyurethane foam, according to the IEC 60855, length 1,5 m provided with insulated joints with press button stop and white reflecting adhesive tapes, Diamond Grade type, height 55 mm set at 300 mm distance between each other.
BASE ELEMENT
No. 1 insulating stick in epoxy resin with fiberglass, length 1,9 m, provided with hand guard and end cap, filled with polyurethane single-cell foam, according to the IEC 60855 with reflecting tapes as in intermediate extension.
No. 1 extra-flexible copper cable sec. 95 mm2 length = 4,95 m covered with transparent silicone sheath.
No. 1 clamp for the connection to rails provided with dynamometrical closure.
No. 1 clamp for the connection to recessed tramway rails with screw tightening
No. 1 nylon bag for the transfer of the device
Earthing and short circuit mobile device for contact lines of subways and tramways up to 3 kVdc – to be used in two or three elements
Download technical sheet

In accordance to the STD IEC 61230 and IEC 60855
Ref./Conf. STF RFI DMA IM TE ISF 083 A e STF A.T.M. MILANO
Our Mod. CCLC-SDN/95-4,95/3

Note: the configuration with three elements is suitable for the use on urbane and extra-urban tramways.
The configuration with two elements (without the intermediate one) is for an use in subways.
The device is available with 3 elements with rope and without clamps.

Icc 0,25s Icc 0,5s Icc 1s
40 kA 31,5 kA 25,2 kA