Stay Arm

Construction

  • Core material : FRP rod
  • Polymer Material : Silicon Rubber Compound
  • Method of Manufacture : Direct Moulding of Silicone Rubber over FRP rod
  • Metal end fittings: MCI/SCGI
  • Method of connecting
  • Metal fitting with FRP rod : Crimping
SKU: N/A Category:

Description

Specification

  • Railway Standard : TI/SPC/OHE/INSCOM/0991 Issued by Research Designs and Standards Organization, Ministry of Railways, India
  • International Standard : IEC: 61109 -1992

Electrical Characteristics

  • Dry Lightning impulse with- stand : 240 kvp for positive polarity Voltage 260 kvp for negative polarity
  • Wet power frequency : Vertical Mounting : 100 kVp (rms)
  • with-stand voltage : horizontal mounting : 125 kVp (rms)

Mechanical Characteristic

  • Minimum failing tensile load : 7000 kgf Minimum failing bending moment : 200 kg.m.
  • Minimum failing tensile load : 7000 kgff
  • Minimum failing bending moment : 200 kg.m.

Profile Parameters

  • The profile parameters of these insulators meet the requirements of IEC:815.

Specific Creepage Distance

  • 16 mm/kV for standard (Normal) Zone
  • 20 mm/kV for Polluted zone

Guaranteed Creepage Distance

  • 850mm (Min) for standard zone (normal) zone
  • 1050mm(Min) for polluted zone

Dimensions

  • As per Railway Standard.
  • Interchangeable with existing Ceramic Insulators

Additional information

Type

Normal Zone, Polluted Zone