Attributes . 0.85...1.1 Uc -40-55 ?C operational AC 60 Hz || 0.3...0.6 Uc -40-70 ?C drop-out AC 50/60 Hz || 0.8...1.1 Uc -40-55 ?C operational AC 50 Hz || 1...1.1 Uc 55-70 ?C operational AC 50/60 Hz . Names