3KB-type yokes are designed to redistribute loads in the event of a single chain break in triple-chain and multi-chain insulating suspensions. They are manufactured according to TU 3449-001-52819896-2010.

Technical Specifications:

• 3KB-21-1:
  • Breaking load: 210 kN
  • Weight: 25.8 kg
• 3KB-40-1:
  • Breaking load: 400 kN
  • Weight: 61.2 kg
• 3KB-45-1:
  • Breaking load: 450 kN
  • Weight: 65.8 kg
• 3KB-60-1:
  • Breaking load: 600 kN
  • Weight: 90.8 kg
• 3KB-90-1:
  • Breaking load: 900 kN
  • Weight: 212.0 kg
• 3KB-90-2:
  • Breaking load: 900 kN
  • Weight: 108.0 kg
• 3KB-120-1:
  • Breaking load: 1200 kN
  • Weight: 278.0 kg
• 3KB-120-3:
  • Breaking load: 1200 kN
  • Weight: 188.0 kg
• 3KB-180-2:
  • Breaking load: 1800 kN
  • Weight: 651.0 kg
• 3KB-180-4:
  • Breaking load: 1800 kN
  • Weight: 429.0 kg