Elevator Engineering & Lift Maintenance: Swiss Adv Ordinance, EN 81-20/50, and SIA 370
Practical guide for Swiss elevator contractors, service technicians, and facility managers: passenger and freight lifts per the Swiss Elevator Ordinance (Adv), EN 81-20/50 safety rules, EN 81-28 remote emergency alarms, SIA 370 energy ratings, BKP 261, and VSA maintenance models.