tender for air circuit breaker for dg set application of system voltage 750v , capacity 800 amp, 50ka, 3 polemf (with inbuilt uv protection, thermal. magnetic release & 2no + 2nc aux contact block) similar & equivalent inall respect (dimensions: width 271.2 mm, depth 402 mm, height 385 mm) to l&t make acb type-cn-cs 800c,catlog no. sl 912650000. make: l&t / abb / ge only.