P&I Electric Canada Ltd. - Specializing in Polymeric Insulators
Web Special

P&I Electric Canada Ltd.
1445 Indian Rd.
Mississauga, ON
L5H 1S5
Tel: (416) 977-0059
Toll Free: 1-866-901-0311

 

 

 

EPDM Dead-end Insulator Polymeric Insulators

APPLICATION

PYUNGIL polymeric feeder wire support insulators for railway (NSP-50) employ silicone rubber for main insulation material, an FRP rod with high mechanical strength and aluminum alloy in accordance with ASTM B26M. Compared to the existing railway insulators, the insulators are light- weighted and accordingly easy to handle, though they offer reliable quality mechanically and electrically. Moreover ultimate compression and tensile strengths of NSP-50 ensures dependable quality and security.

NSP-50 is used to hold feeder wire reversely at electrical railway system for 25kV. The bottom fitting has 4 holes to be fixed onto ceiling and the other clamp fitting is designed to securely hold the feeder wire. According to the customer's requirement on the creepage distance, the number of weather sheds is changeable.

PYUNGIL insulators are designed and manufactured under the rigid quality compliance of the ISO 9001 quality assurance program.

 

FEATURE

Light-weighted, Easy to Handle
Not Breakable
Self-cleaning Function
Excellent Mechanical Strength
High Hydrophobicity

 

 

 

 

               

 

 

 

 

 


Drawing
Cat A0202 Drawing

Ratings    
ITEM UNIT VALUE
Dimension Section Length mm 542
Creepage Distance mm 1,100
Mechanical
Characteristics
Bending Failure Load kgf 710
Tensile Withstand Load (1 min.) kgf 4,000
Electrical
Characteristics
60Hz Dry FO Voltage kV 200
60Hz Wet FO Voltage kV 150
50% Impulse FO Voltage kV 320
Radio Influence Voltage Test Voltage rms kV 25
Max. Radio Voltage at 1000 kHz 10
Electrical and mechanical ratings are based on international industrial standards and do not reflect maximum levels.


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Over 3 million insulators in service and not a single insulator failure reported