• R90 20kVA Three-Phase Online UPS
  • R90-EBP32 front view
  • R90-20K rear view
  • R90-EBP32 rear view
  • R90-SHELF Shelf Kit
  • SNMP-R90 External Web/SNMP Card

R90 Three-Phase Online UPS


415/240VAC, 400/230VAC, 380/220VAC

Reduce power consumption with the powerful 95.5% efficient three-phase rack UPS.

Designed for high density critical loads, the R90 is a three-phase 20kVA/18kW UPS that delivers power protection in a small form factor to maximize rack space. Single module R90 can be configured for online or ECO mode operation.

Product Snapshot

  • High output power factor of 0.9
  • Parallel for capacity or redundancy
  • Voltage can be configured in 415/240V, 400/230V, or 380/220V
  • 50Hz or 60Hz operation
  • Online double conversion or ECO mode operation
  • 3 years (USA and Canada), 2 years (EMEA) electronics warranty
INPUT Capacity 20kVA/18kW
Phase Three-phase, four wires and ground
Voltage range 210–478VAC*
Frequency 40–70Hz
Power factor ≥ 0.99
OUTPUT Voltage 380/220VAC, 400/230VAC, 415/240VAC (selectable)
Power factor 0.9 (0.7 leading–0.7 ladding load PF accepted)
Overload protection < 110% for 60 min; < 125% for 10 min; < 150% for 1 min; > 150% immediate
Voltage regulation < 2%
Efficiency Online mode ≥95.5%; ECO mode ≥ 98%
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)
OPTIONAL R90-EBP32 Dimensions (W x D x H) 438 x 698 x 133 mm (17.3 x 27.5 x 5.3)
Weight 93 kg (205 lbs)
Common battery voltage ± 192VDC, ± 204VDC, ± 216VDC, ± 228VDC, ± 240VDC
EBP32 battery voltage ± 192VDC, (32) 12V 7.2AH
Charge current 1A to 6A programmable
Type 4 position, make-before-break with UPS interlock; 40A
Dimensions (W x D x H) 431 x 229 x 89 mm (17.0 x 9.0 x 3.5 in)
EBP32 battery voltage ± 192VDC, (32) 12V 7.2AH
Weight 4.8 kg (10.5 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)
APPROVALS CE, EN/IEC 62040-2, EN/IEC 62040-1-1
WARRANTY 3 years electronics (USA and Canada), 2 years electronics (EMEA)
COMMUNICATIONS INTERFACE RS232, RS485, EPO, parallel port, external Web/SNMP (optional)
INCLUDED IN BOX Shelf kit, configuration, local monitoring software
AVAILABLE OPTIONS Input/output cord kits, Web/SNMP card, maintenance bypass, output distribution

*Depending on load level

  1. UPS Battery Packs
    Model Description Unit Weight Unit Dimensions
    R90-EBP32 R90-EBP32 Battery Module 3U with Rack Shelf Kit 205 lbs 17.3″ x 27.5″ x 5.3″
  2. Connectivity
    Model Description Unit Weight Unit Dimensions
    SNMP-R90 External Web/SNMP card 1 lb 7.3″ x 3.5″ x 1.8″