Cyberex Power Distribution Unit technical specifications

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General Data

Cooling

 Natural Convection
Hinged Dead-front panel
LCD 320x240 display
Ground Single point
Cable Entry Top or bottom

Dimensions

PDU 50 to 225 kVA and most 300 kVA

Height 77.4” 
Depth 34” 
Width 34”

PDU 300 kVA dependent on transformer option

Height 77.4” 
Depth 34” 
Width 46”
PDU 350 - 500 KVA
 Height 78” 
Depth 38” 
Width 52”
Sidecars available in 3 Widths
 Height 77.4” 
Depth 34”
10” Side-facing
24” front and/or rear facing
34” front and/or rear facing
Operating Conditions  
Temperature (Operating) 0 to 40C
Temperature (Storage) -40 to 60C
Audible Noise Max 55 dBA

Electrical Characteristics

kVA

 50-500 kVA
Input 3 Phase, 3 wire + Ground
Input voltage 480VAC – 60 Hz (Other configurations available as non-standard)
Engineering to Order (ETO) Transformer Configurations Options possible (Primary  600V and below: Secondary 600V and below) contact factory
Output 3 Phase, 4 wire + Ground
Output voltage 208/120 VAC (Other configurations available as non-standard)
Tansformer ratings
 K4, K13, K20
Tansformer
 Standard & TP-1, copper, delta-wye, electrostatic shielding
Tansformer temperature rise
 150C (std) – 115C (optional)
 Tansformer inrush  Normal (11X) and low (5X)
 Tansformer compensation taps (4) 2 ½% FCBN, (2) 2 1/2% FCAN
Full Capacity Below/Above Nominal: Transformer has taps for below/above rated voltage to maintain delivery of rated kVA
 Tansformer insulation 220C (class R)
 
 Neutral rating 200%

Distribution Options
Sidecars
 Needed for more than 2 panelboards
1 PDU Unit 50-300 kVA
 Up to 3 sidecars
6 panelboards or 24 sub-feeds (100 – 225A) or 6 sub-feeds (400A)
 1 PDU Unit 350-500kVA  

Enhanced Options
Branch Circuit Monitoring
Sub-feed and branch circuit with or without monitoring
Remote emergency power off (REPO)
SPD
Seismic floor stands

Input junction box
Isolated ground

Compliancy
NEMA

 Standards
UL

 ETL listed to UL 60950 and UL 891 ; cETLus to UL1CSA 60950
FCC

 Compliant (Part 15)
Technical specifications are subject to change without notice. 
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