Features

Product Snapshot

  • Voltage can be configured for 415/240V, 400/230V, or 380/220V
  • Parallel up to 4 modules for Capacity or Redundancy
  • Online double conversion or ECO mode operation
  • Programmable Rectifier power walk-in
  • UL 1778, CE, FCC A
MODEL NUMBER R91-20K
INPUT Capacity 20kVA/18kW
Phase Three-phase + neutral + ground
Voltage range 210–478VAC*
Frequency 40–70Hz
Power factor ≥ 0.99
OUTPUT Voltage 415/240VAC, 380/220VAC, 400/230VAC (selectable)
Overload protection 110% for 60 min; 125% for 10 min; 150% for 1 min; > 150% immediate
Voltage regulation ± 2%
Efficiency Online mode up to 94%; ECO mode up to 99%
PHYSICAL Dimensions (W x D x H) 443 x 580 x 131 mm (17.4 x 22.8 x 5.2 in)
Weight 31 kg (68.4 lbs)
ENVIRONMENT Operating temperature 0–40°C (32–104°F)
Altitude 11,500 ft above sea level
Humidity 0–95% non-condensing
Storage temperature -25–55°C (-13–131°F) non-condensing (UPS)
OPTIONAL BATTERY PACKS Model BP-XR4U480A BP-XR2U480A
Dimensions (W x D x H) 17.4 x 33.9 x 7.0 in (4U) 17.4 x 44.0 x 3.5 in (2U)
Unit/shipping weight 280 lbs/300 lbs 195 lbs/215 lbs
Charger amps 0A-6A
Battery configuration Hot Swappable Battery Modules Battery Compartments
APPROVALS UL 1778, FCC A, CE
COMMUNICATIONS INTERFACE RS232, RS485, EPO, parallel port, external Web/SNMP (optional)
INCLUDED IN BOX User manual, RS232, shelf kit, Muser monitoring software

*Depending on load level

Downloads

R91 Product Flyer

R91 User Manual

Contact one of our experienced Sales Professionals for details