Pole Monuted Transformer

Pole Mounted Single Phase CSP Transformer

Brand: HENGFENGYOU
Series: D11-M
USES: Distribution
Country of origin: China
Terms of payment: L/C, T/T, Western Union, Paypal, Money Gram
Certification: ISO9001、UL|CSA

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Pole Mounted Single Phase CSP Transformer overview

- Low loss, energy saving,The maximum voltage is 36kV and the maximum capacity is 333KVA
- Actual measurement is better than ANSI and IEC standards, ANSI KEMA certification.
- High efficiency and energy saving roll iron core structure design, use the pole hanging installation.
- More than 50 countries and regions around the world run verification of high reliability.
- It is mainly used in suburban distribution network, agricultural production and civil building power supply and distribution system
-The products have been successfully sold to the Philippines, Australia, the United States, Japan, South America and other countries and regions
- Executive standards: IEEE C57, ANSI C57, IEC76, GB10318
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Pole Mounted Single Phase CSP Transformer advantages

-High voltage copper wire winding technology to improve lightning resistance performance

-Low voltage foil winding technology, high-quality A-E grade insulation material insulation

-Low magnetic leakage, high mechanical strength, and strong short-circuit resistance

-The material of the iron core is high-quality cold-rolled grain oriented silicon steel sheets with mineral oxide insulation (from Baosteel and Wuhan Iron and Steel Group in China)

-By controlling the process of cutting and stacking silicon steel sheets, the loss level, no-load current, and noise are minimized

Pole Mounted Single Phase CSP Transformer specification

- Input volt：34.5kv-19.92kv/13.8kv-7.957kv/13.2kv-7.62kv/12.47kv-7.2kv or others
- Output volt： 120-240/240-480/347/600V or others
- Capacity：5-333KVA,The maximum voltage is 36kV and the maximum capacity is 315KVA
- Remark：Voltage, capacity, frequency, connection group and loss can be customized according to customer requirements

Tachnical Data for Single-Phase Pole Mounted Distributation Transformer
Power (KVA)	High Voltage (V)	Low Voltage (V)	Loss(W)		Dimension (mm)			Weight （kg）
			Loss(W)		Dimension (mm)
			No-load Loss	On-load Loss	W	D	H
5kva	34500/ 19920 13800/ 7957 13200/ 7620 12470/ 7200 or others	120-240 240-480 347 600	19	75	465	485	855	92
10kva			36	120	500	525	885	150
15kva			50	195	520	565	905	210
25kva			80	290	560	590	935	258
37.5kva			105	360	610	625	935	340
50kva			135	500	635	675	1035	395
75kva			190	650	745	840	1035	480
100kva			210	850	770	965	1135	530
167kva			350	1410	795	890	1335	680

Pole Mounted Single Phase CSP Transformer Case

Pole Mounted Single Phase CSP Transformer Business Cooperation

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Our goal is to become the world's leading manufacturer of electrical equipment. The business, experience and technology accumulated over the years have benefited customers in more than 50 countries around the world. Once our customers establish a cooperative relationship, they are long-term trusted customers, because Hengfengyou always insists on providing you with our best electrical products and services.

Pole Mounted Single Phase CSP Transformer FAQ

1. What is a pole-mounted single-phase CSP transformer?

A pole-mounted single-phase CSP transformer is an overhead distribution transformer designed for single-phase power supply. It features Completely Self-Protection (CSP, meaning it has built-in protection against overloads, faults, and lightning surges without requiring external breakers.

2. What are the key advantages of a CSP transformer?
Built-in protection (fuses, surge arrestors, and overload protection)
Reduced maintenance due to self-protecting mechanisms
Compact & lightweight, ideal for pole mounting
Reliable performance in rural and urban power distribution

3. What voltage ratings are typical for single-phase CSP transformers?
Common primary (HV) voltages: 7.2kV, 11kV, 13.8kV, 22kV, 33kV
Secondary (LV) voltages: 120/240V, 230V, 240V** (depending on regional standards).

4. How does the CSP feature protect the transformer?
- **Primary fuse protects against internal faults.
- **Secondary breaker trips on overloads/short circuits.
- **Lightning arrestors divert high-voltage surges.
- **Pressure relief device prevents tank rupture during severe faults.

5. What is the typical lifespan of a pole-mounted CSP transformer?
With proper installation and maintenance, CSP transformers can last **20-30 years**, depending on load conditions and environmental factors.

6. Can a CSP transformer be used in harsh environments?
Yes, CSP transformers are designed for outdoor use with:
- **Weather-resistant tanks (galvanized steel or corrosion-resistant coatings)
- **UV-resistant paint
- **Sealed construction to prevent moisture ingress

7. What maintenance is required for a CSP transformer?
- **Periodic visual inspections (leaks, corrosion, damaged bushings)
- **Check load levels to avoid prolonged overloading
- **Test protection devices (fuses, breakers) periodically

8. How do I select the right kVA rating for my application?
Choose based on the maximum expected load
- 5kVA to 25kVA for residential/small commercial
- 37.5kVA to 100kVAfor larger loads or small industries

9. What safety standards apply to CSP transformers?
Common standards:
- **IEEE C57.12.00** (general requirements)
- **IEC 60076** (international standards)
- **ANSI/NEMA** (North American standards)