DR3 12,5/7

Detuned reactor DR3

Version DR3 12,5/7
Rated voltage 3 x 400 Vac
Version Rated voltage
DR3 12,5/7 3 x 400 Vac
DR3 12,5/7/T 3 x 400 Vac
DR3 12,5/14 3 x 400 Vac
DR3 12,5/14/T 3 x 400 Vac
DR3 25/7 3 x 400 Vac
DR3 25/7/T 3 x 400 Vac
DR3 25/14 3 x 400 Vac
DR3 25/14/T 3 x 400 Vac
DR3 50/7 3 x 400 Vac
DR3 50/7/T 3 x 400 Vac
DR3 50/14 3 x 400 Vac
DR3 50/14/T 3 x 400 Vac
Image of BLOCK Item: DR3 12,5/7
Approvals / Manufacturer's declaration EAC approval EU-Declaration of Conformity Additional information Brochure DR3

Technical Data for DR3 12,5/7

Operating data
Rated voltage 3 x 400 Vac
Rated frequency 50 Hz
Current per phase at 50 Hz (I) 19.5 A
for reactive power 12.5 kVAr
Inductance linear to (at ≥95 % L; Im) 27.3 A
Inductance per phase (L) 3.22 mH
Tolerance ±3 %
Detuning factor p = 7 %
Temperature control No
Resonance frequency 189 Hz
Output
Power loss 115 W
Approvals
Approvals EAC
Environment
Ambient temperature max. 104 °F (140 °F Cl. H)
Safety and protection
Type Open type
Insulation class F (104 °F) / H (140 °F)
Protection index IP 00
Safety class (prepared) I
Test voltage 2500 Vac, 50 Hz
Terminal and mounting
Fixing method Fixing rail
Fixing screws M8
Terminals phase Screw clamp, 10 mm²
Connection type Bolt, M5
Measures and weights
Depth 4.92 inch
Height 8.46 inch
Width 7.28 inch
Weight 19.18 lbs

Information for DR3 series

General Data
  • Rated input voltage 3 x 400 Vac
  • For reactive power 12.5 - 50 kVAr
  • Insulation class F/H
  • Maximum ambient temperature 104 °F/ 40 °C
  • Degree of protection IP 00
  • Detuning factor 7 and 14 %
Benefits
  • Thermal design for continuous duty in the event of mains operation and harmonics
  • Extended linearity
  • Very good corrosion protection and low noise due to vacuum impregnation
  • Low inductance tolerance
  • Stabilizing mains impedance
  • No overloading of the capacitors
  • Optional with thermal switch

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