Voltage-controlled smart decoupling device VCSD

  • VCSD: Voltage Controlled Smart Decoupling Device
  • Protection in case of transient, temporary and long-duration overvoltages
  • Does not negatively affect cathodic protection equipment
  • Adjustable response threshold for flexible use in a wide range of application and operating states

Details

Limiting behaviour of the VCSD
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VCSD 40 IP65 – "intelligent coupling device"
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VCSD 40 IP65

Voltage-controlled smart decoupling device with adjustable response threshold for flexible use in a wide range of systems.

1 Product

Part No. 923401 VCSD 40 IP65

GTIN 4013364237766, Customs tariff No.: 85363030, Gross weight: 13.76 kg, PU: 1.00 Stk

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Additional information

VCSD Voltage-controlled smart decoupling device
Voltage-controlled smart decoupling device for
protection in case of transient, temporary and long-term overvoltages
Transient discharge current: (10/350 s): 100 kA
Temporary discharge current (16.7 Hz, 50 Hz, 60 Hz):
1.1 kArms (up to 200 ms)
Long-term discharge current (16.7 Hz, 50 Hz, 60 Hz):
45 A (permanently)
Transient limiting voltage (up to 1 ms): 1.25 kV
Temporary limiting voltage (ACrms) (1 ... 20 ms):
940 V (1 kV as per AfK 3)
Temporary limiting voltage (ACrms) (20...100 ms):
660 V (1 kV as per AfK 3)
Temporary limiting voltage (ACrms) (100...200 ms):
400 V (1 kV as per AfK 3)
Stationary limiting voltage (ACrms) (> 200 ms):
max. 50 V (adjustable from 3 ... 50 V)
With digital and analogue inputs/outputs
for remote monitoring and control

Brand: DEHN
Type: VCSD 40 IP65
Part No.: 923401
or equivalent.

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Technical data

Transient discharge current (10/350 µs) 100 kA
Transient discharge current (8/20 µs) 100 kA
Temporary discharge current (16.7 Hz, 50 Hz, 60 Hz) 1.1 kArms (up to 200 ms) *1)
Temporary discharge current (16.7 Hz, 50 Hz, 60 Hz) 500 Arms (up to 1 s)
Long-duration discharge current (16.7 Hz, 50 Hz, 60 Hz) 45 Arms (permanently) *2)
Long-duration limiting voltage (a.c.rms) (> 200 ms) max. 50 V (adjustable from 3 to 50 V)
Degree of protection IP 65
Dimensions 400 x 300 x 150 mm

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