Horn indicators type RI are designed for visual indication of air gaps in polymer insulators and strings of suspended disc insulators. Models RI-1.1, RI-1.2, RI-2.1, and RI-2.2 are intended for installation on the upper end fitting of polymer insulators type LK with a voltage of 110 kV and above. Model RI-3 is designed for installation on the neck of the clevis pin, to which the upper insulator of the string of suspended glass insulators is attached. Manufactured according to TU 3449-001-52819896-2010.

Technical Specifications

• RI-1.1: weight 0.5 kg
• RI-1.2: weight 0.5 kg
• RI-2.1: weight 0.5 kg
• RI-2.2: weight 0.5 kg
• RI-3: weight 0.6 kg