1. Manufactured in accordance ANSI standard C135.1-1979
2. High quality&Competive price
3. Different sizes you can choose
4. Best service; Manufacture's warranty certificate, fast delivery
Note:
We do forging mostly according to your drawings or samples. Please send us your drawings including material, dimension, weight, quantity. After receiving your drawings, we will send you the best quotation within 2 days.
ANSI 33kv pin porcelain insulator
| ANSI Class | 55-1 | 55-2 |
| Insulator Type | Plain | Radio Freed | Plain | Radio Freed |
| Neck Designation in accordance with ANSI C29.5 | C | C |
| Voltage Rating (U.S.Practice) /KV | 7.2 | 7.2 |
| Leakage Distance/in (mm) | 4(102) | 5(127) |
| Dry Arcing Distance/in (mm) | 2-1/4(57) | 3-3/8(86) |
| Minimum Pin Height/Average/lb (kN) | 3,000(13.3) | 2,500(11.1) |
| Average Flashover Voltage | Low-frequency | Dry/kV | 35 | 35 | 50 | 45 |
| Wet/kV | 20 | 20 | 25 | 25 |
| Critical-impulse | Positive/kV | 50 | 50 | 75 | 70 |
| Negative/kV | 70 | 70 | 95 | 85 |
| Low Frequency Puncture Voltage/Average/kV | 50 | 70 |
| Radio-Influence Voltage Date | Test Voltage to Ground/kV | 5 | 5 | 5 | 5 |
| Maximum RIV at 1,000kHz/μV | 2,500 | 50 | 2,500 | 50 |
| Net Weight/lb | 1.2 | 1. |
| ANSI Class | 55-3 | 55-4 | 55-5 |
| Insulator Type | Plain | Radio Freed | Plain | Radio Freed | Plain | Radio Freed |
| Neck Designation in accordance with ANSI C29.5 | C | F | F |
| Voltage Rating (U.S.Practice)/KV | 7(178) | 9(229) | 12(305) |
| Leakage Distance/in (mm) | 4-1/2(114) | 5(127) | 6-1/4(159) |
| Dry Arcing Distance/in (mm) | 5(127) | 5(127) | 6(152) |
| Cantilever Strength/Average/lb (kN) | 2,500(11) | 3,000(13) | 3,000(13) |
| Average Flashover Voltage | Low-frequency | Dry/kV | 65 | 55 | 70 | 65 | 85 | 80 |
| Wet/kV | 35 | 30 | 40 | 35 | 45 | 45 |
| Critical-impulse | Positive/kV | 100 | 90 | 110 | 105 | 140 | 130 |
| Negative/kV | 130 | 110 | 140 | 130 | 170 | 150 |
| Low Frequency Puncture Voltage/Average/kV | 90 | 95 | 115 |
| Radio-influence Voltage Date | Test Voltage to Ground/kV | 10 | 10 | 10 | 10 | 15 | 15 |
| Maximum RIV at 1,000kHz/μV | 5,500 | 50 | 5,500 | 50 | 8,000 | 100 |
| Net Weight/lb | 2.4 | 3.7 | 6.4 |
Company Information
We are the manufacturer with 20 years experience of galvanized steel overhead line fittings.
Zhejiang Victory Electric Power Fitting Co.,Ltd. has been engaged in designing and making in producing electric power fittings and pole line accessories more than 20 years, and has got the certificate of International Quality System ISO9001.
Our company has products of all specifications and its major products are overhead insulator fittings, poleline accessories, power line fittings, porcelain insulators and so on. The company has a strong technological power, top-ranking production.
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Our Services
1. Rich experience in ODM and OEM
2. Excellent One-stop service
3. High Quality Precision Customized forging & Casting services
4. The lowest price
5. Strict quality control
6 We can manufacture it according to customers requirements.
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FAQ:
Q1: How is the Design & Engineering
A: Experienced and skilled team of designers including CAD designers and 3D designers has the capacity to deliver outstanding designs for your project.
If you require more complex engineering of structures such as overhead transmission and distribution lines design,we can also provide this service also designer fee.
Q2: What's the payment term?
A: We accept T/T, L/C, West Union, Cash.
Q3: What's the delivery time?
A: Usually 2-4 weeks. Or according to quantities
Q4: What's the standard of package?
A: Export standard package or special package as the requirement of customers.
Q5: What kind of product quality your factory offer?
A: Our products with both excellent quality and competitive price. And we offer free sample for your reference.
Q6: Where is your mainly market?
A: We mainly ship to South America, North America, Africa , Asia, etc.
Q7: What kind of certificate you have?
A: We have ISO9000, DAS
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Dear Customer, Please feel free to contact me, Hope we can establish good business relationship,thanks!
Audited Supplier 
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