ANSI 57-12 Porcelain Insulator Line Station Post Ceramic Insulator

• Application: High-voltage
• Material: Porcelain
• Structure: Pin Insulator
• Type: A Type Insulator
• Usage: High Voltage Power Transmission, Electrical Installation
• Connection Method: Trough Type
• Model NO.: ANSI 57-12
• Certification: CE, ISO9001
• Color: Brown/Gray
• Brand: NJREC or OEM
• Cantilever: 2800lbs.
• Kv Rating: 23
• Model: Vertical Clamp Top Line
• Transport Package: Wooden Pallet
• Trademark: NJREC
• Origin: China
• HS Code: 85462090

Product Description

Nanjing Rainbow Electric Co.,Ltd manufactures a complete line of wet process porcelain line post insulators for application through 88 kV.
All insulators are solid core wet process porcelain and are manufactured and tested in conformance with ANSI Standard C29.7.

ANSI Class/Standard		ANSI 57-12
Dimensions(ln)
Dring Arcing Distance		9-1/2
Leakage Distance		22
Height of Middle of Single Cap Screw		13
Mechanical Values(kV)
Cantilever Strength(lbs)		2800 lbs
Electrical Values(kV)
Typical Voltage Class		35kV
Low frequency flashover	Dry	110kV
	Wet	85kV
Impluse flashover voltage	Positive	180kV
	Negative	205kV
Radio influence voltage	Test voltage to ground	22kV
	Max. RIV at 1000kHz	100kV
Net Weight(lb)		20 lbs/9.0kg