Well-balanced, easy-to-use circuit breakers, smooth ergonomic design for operator comfort The robust latch retainer allows quick and easy tool changeHard bump, excellent power-to-weight ratio that reduces operator fatigue The modern, robust design with few moving parts improves reliability and reduces maintenance downtime The integral lubricator (except the 15 kg model) offers the possibility of increasing switch reliability by reducing wear and allows easier movement than the conventional air line lubricator.