This option provides the most comprehensive power protection of any standby UPS in the market today. V N-G Isolation Transformer Provides isolation, neutral voltage regeneration and high noise immunity for both common mode and differential mode noise and spikes. Transfer Times 4 ms typical between AC and inverter. ANSI A scale. Safety and Reliability Features Designed to comply with UL and IEC standards External fuse protects all AC circuits.
Internal fuses protect all DC circuits.
Durable, all-steel chassis withstands transport in hostile environments and operation in any indoor application. Extended warranty available.