DIreCT WaTer COOLeD reSISTOr0 pages

WCR
Direct WATER COOLED RESISTOR

•t Direct Cooling without Heatsink
•t Better Power/Volume Ratio
•t 1 WCR = 6 wirewound resistors = 5 thickfilm resistors
•t Up to 6 Resistive functions on 1 WCR
Tube
•t 1 single supply for several functions
(snubber + divider)
•t Non-inductive optional

Generak CHARACTERISTICS
Core :t
Winding :t
Cover plugs :t
Coating :t
Ohmic values :t
Standard tolerance :t
Temperature coefficient :t
Temperature range :t
Inductance :t
Cooling :t
Operating pressure :t
Test pressure :t
Flow :t
Max. Operating voltage between terminals :
CTI Index :t
Creeping distance :t
Clearance distance :t
Electrical connexions :t
Mounting :t
Overloads:t
Endurance:
Weight:

Ceramic
NiCr alloy fully insulated from Water
Stainless steel (corrosion free piping)
Vitreous or Ciment + Silicone
E12 (4.7Ω* to 56kΩ)
*consult us for non-inductivity t
±5%
100 ppm /°C (typical)
-55 °C to + 200°C
Non-inductive type on request
Industrial or deionised water
Coolant mixtures up to 60% Glycol
1 to 6 bars
10 bars
5 to 15l/mn
up to 3500V
> 600
according to above characteristicst
according to above characteristics
M3 screw and nut (other optional)
Vertically (recommended)
2Pn 10sec(θ60°C at 5l/min)
1000 cycles Pn 30sec/30sec ; variation <5%
~0.7kg

Dimensions

Nominal power
(water w/ 40% glycol)

Pressure drop

30x250mm

1500W (Pn θ60°C at 5l/min)

0.8bar at 10l/mn

38x250mm

2000W (Pn θ60°C at 5l/min)

0.25bar at 10l/mn

38x300mm

2500W (Pn θ60°C at 5l/min)

0.25bar at 10l/mn