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CFN Series

Three Phase / Three Wire Power Line Filter for High Current Applications

UL Recognized

Catalog Data Sheet

CFN Series

The CFN Series is designed to meet UL1283, CSA and EN133200. The CFN Series is a universal high current filter for industrial applications like frequency convertors, high current drive systems, industrial three phase systems, higher current UPS's, mining equipment, alternative power generation and others.

Electrical Schematic

Resistor location for reference only

Specifications

Maximum leakage current at 10% unsymetrical mains
(3 Phase WYE Center Tapped)
Each line to ground:
  @ 120 VAC 60 Hz 5.0 mA
  @ 250 VAC 50 Hz 9.6 mA
     
Hipot rating (one minute):
  line to ground 2210 VDC
  line to line 2158 VDC
     
Operating Frequency: 50 / 60 Hz
     
Rated voltage (max.):  
  phase to phase 480 VAC
  phase to ground 277 VAC
     
Rated Current: 400 Amps*
   
 

* In an ambient temperature (Ta) higher than 40°C, the maximum operating current (Iθ) is calculated as follows: Iθ = IR √ (100-Ta)/60

Typical insertion loss in dB:
Line to ground in 50 ohm circuit
Current Rating Frequency - MHz
.01 .03 .07 .1 .15 .5 1 5 10 30
400A 10 19 26 40 55 82 76 51 37 20
Line to line in 50 ohm circuit
Current Rating Frequency - MHz
.01 .03 .07 .1 .15 .5 1 5 10 30
400A 32 40 27 55 70 66 57 40 34 20
 

Case Styles

Typical Dimensions
Copper Bar Terminals (6) 1.18 x 0.31 Holes (6) .413 dia
29.97 x 7.84 10.49
Screw Terminals (2x) M12
22 ft. lb. max. torque		 Inserts (4x) M5 threaded
1.1 ft. lb. max torque

 

 

 

 

Case Dimensions

Part No. A B C D D1 E
(max.) (max.) (max.) (ref.) (max.) ‡ .02
400CFN12 24.8 11.81 6.30 22.20 20.31 10.83
630 300 160 564 516 275
Part No. F G H  
(max.) ‡ .02 (ref.)
400CFN12 9.84 8.66 5.0
250 220 127

Ordering and Design Information

Click on any part number for 3D CAD models, customer drawings, distributor stock status and eCommerce Links. For more information refer to the Corcom Part Numbering System reference.

400CFN12

 
USA Customer Service: 1-800-468-2023
Corcom Products Direct: 1-847-680-7400
Germany: 49-89-6089-0
Dimensions are in inches and millimeters unless otherwise specified. Values in italics are metric equivalents. Dimensions are shown for reference purposes only. Specifications subject to change.