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Viper-ST - Solid Dielectric Triple Option Recloser, Up To 38kV

Viper-ST - Solid Dielectric Triple Option Recloser, Up To 38kV
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Providing electronic overcurrent protection for single or three phase operation on systems rated through 38kV, 800A continuous current, 12.5kA symmetrical interrupting.
 
FEATURES
  • Reliable performance
  • Works directly with SEL-651R control
  • Operator safety including mechanical block on trip and lockout handle
  • Maintenance free operation
  • Overhead, substation and dead-front padmount designs 
  • "L", "C" and "Z" style options
  • Ease of Installation
  • Ease of automation
  • Internal voltage sensing and current transformers
  • Application flexibility
  • Various module configurations for circuit connection flexibility
  • Smart Grid solutions
  • RUS accepted
OPERATION OPTIONS
  • DEAD LINE – Unique design of Viper-ST magnetic actuator system provides for local & remote operation if AC power is lost
  • OPERATION PRINCIPLE – The Viper-ST recloser monitors the circuit using internal multi-ratio current transformers and voltage sensors.  Sequence operations, tripping and overcurrent sensing is an automatic function.  Each phase module incorporates a magnetic actuator and drive assembly.  Control can be set for three distinct operating modes for maximum application flexibility
  • MANUAL TRIP –  Operation of the hookstick operable manual trip handle trips and locks out the recloser
For build options and site-ready designs, please contact TransNet.
 
VOLTAGE CLASS (kV) 15 25 35
MAX SYSTEM VOLTAGE (kV) 15.5 27 38
BIL (kV) 110 125 150
CONTINUOUS CURRENT (A) 800
8HR. OVERLOAD AT 20°C 960
60Hz WITHSTAND, kV RMS DRY, 1 MIN 50 60 70
60Hz WITHSTAND, kV RMS WET, 10 SEC 45 50 60
INTERRUPTING RATING RMS (kA) 12.5
MAKING CURRENT, RMS, ASYM, kA 20
PEAK, ASYM (kA) 32
SHORT CIRCUIT CURRENT, kA SYM, 3 SEC 12.5
MECHANICAL OPERATIONS 10K
Cat No. Voltage Class (kV) Qty
VIP378ER-12-1-ST
15.5
VIP398ER-12-1-ST
38

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Contact us

phn1+64 9 274 3340 (NZ)
building+64 9 274 5490
mail   sales@transnet.co.nz

mail   78 Cryers Road
         East Tamaki
         Auckland    
Facebook-977 
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