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Ring Main Unit
Model Name
-
Series
Underground Line / Substation
Data
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Manufacturer information
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Shinsung Industrial Electric

Electronic parts manufacturer, Recloser, Circuit breaker, Switch and more

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Manufacturer
Shinsung Industrial Electric
Product Type
Machine
Brand
-
SKU
36074
Product Name
Ring Main Unit
Model Name
-
Size
-
Weight
-
Product Details

Shinsung Industrial Electric Ring Main Unit Shinsung Industrial Electric Ring Main Unit  1

GENERAL FEATURES

- Compact extensible unit combining different kinds of MV functional units to make a ring or radial network, for protecting transformers

- Fuse switch combination up to 1600 KVA

- Fuse switch combination with watch-dog function up to 1600 KVA

- C.B (200A)

- CB (630A) rede CB
* Watch-dog functions are under request

- Line protection with 630A circuit breaker

- Network switching by load break switch

- SCADA mate : remote operation, voltage, current sensor, sensitive zero phase CT’s

- Uses 2 switch LBS and one fuse switch combination with control

- Uses 2 CB and one dummy part with control
* Very fast transfer time – outage time can be below 1 cycle

- Compact : “All in one” units in a single stainless steel enclosure

- Extensible : Extensible to left and or right side without handling gases, no special tools

TECHNICAL DATA

  SD MODULEFS MODULECB MODULE
  SwitchESSwitchDown-streamCBES
ES
Rated VoltagekV17.5/2417.5/2417.5/2417.5/2417.5/2417.5/24
Power frequency withstandkV38/6038/6038/6038/6038/6038/60
Impulse withstandkV95/12595/12595/12595/12595/12595/125
Rated currentA630 200/630 200/630 
Breaking capacity       
Active loadA630     
Closed loopA630     
Off load cable chargingA200/150     
Earth faultA115/87     
Earth fault cable chargingA      
Short Circuit breakingA    20/12.5 
Transfer       
Making capacity 50505012.550/32.550
Short time current 1sec 25 25520/12.5 
Short time current 3sec 202020   
Operation time       
CloseSec0.7 <0.045 <0.045 
OpenSec0.7 <0.045 <0.045 
Spring chargeSec  <8 <8
Shinsung Industrial Electric
Electronic parts manufacturer, Recloser, Circuit breaker, Switch and more
Providing dependable electrical power distribution worldwide. Shinsung has been leading the industry in Korea with innovative products and has set new trends in the industry. Shinsung owns its own designs and the full capacity to manufacture equipment for electric power distribution systems and, a variety of fault interrupting and switchgear models, providing dependable electrical power distribution worldwide. Its products include overhead line reclosers, overhead and pad mounted load break switches, pad mounted ring main circuit breakers, pole mounted sectionalizers, automatic load transfer switches, microprocessor based relays, and RTU based switchgear controls. In addition to its finished products, Shinsung also develops and manufactures most parts and components to ensure that products are of the best quality. The sole utility company in Korea, KEPCO (Korea Electric Power Corporation), has been purchasing Shinsung products for the last 16 years.
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