Riello 230V Input Rack Mount Uninterruptible Power Supply, 6000VA (4.2kW), Dialog Dual

Riello Dialog Dual UPS

3.3-6kVA UPS ideal for large critical office and industrial applications including network and telecoms applications

Floor standing tower or 19" rackmount physical installation
Hot swap user replaceable batteries
Reliable, filtered, stabilised and regulated sinewave output
Automatic bypass for increased resilience
Four user selectable operating modes from on-line, economy, smart-active and standby
Power factor correction with sinusoidal input to ensure a low impact on the mains supply (UPS input power factor, close to 1)
Wide input voltage window (down to 140Vac) to reduce battery usage
High level immunity to surges (6kV according to IEC801-5)
Cold start capability on inverter when no mains is present
Auto restart when mains power returns (programmable)
High reliability with built-in battery test feature
GS-TUV certification
PowerShield2 monitoring and shut-down software for Windows 95, 98, NT 4.0 Workstation operating systems included, Me, 2000, 2003, Mac OS X, XP, Linux, Novell (on CD ROM: models WP40-WP55-WP65)
RS232 and USB communications plus expansion slot for SNMP and signal cards

Several operating modes for maximum efficiency

Active for full on-line protection
Economy for non-critical loads
Smart Active switches to UPS if mains supply outside acceptable limits
Emergency for UPS operation only in emergencies (e.g. emergency lighting)