Shijiazhuang Tonhe Electronics Technologies Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | Annual output of 1 million modules |
| Delivery Time | 7 days |
| Packaging Details | Cartons on a pallet |
| input voltage | Three-phase 380VAC (-15% to +20%) |
| incoming frequency | 45～65Hz |
| output voltage range | 290～400VDC |
| Rate limiting range | 1～100A |
| productiveness | peak efficiency ≥95.5% |
| power factor | ≥0.99 at loads above 30% |
| harmonic current | ≤5% when the load is more than half |
| regulation accuracy | ≤±0.5% |
| Brand Name | TONHE |
| Model Number | TH336H75NZ-A-L-K0102 |
| Certification | CE、ISO9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | Annual output of 1 million modules |
| Delivery Time | 7 days | Packaging Details | Cartons on a pallet |
| input voltage | Three-phase 380VAC (-15% to +20%) | incoming frequency | 45～65Hz |
| output voltage range | 290～400VDC | Rate limiting range | 1～100A |
| productiveness | peak efficiency ≥95.5% | power factor | ≥0.99 at loads above 30% |
| harmonic current | ≤5% when the load is more than half | regulation accuracy | ≤±0.5% |
| Brand Name | TONHE | Model Number | TH336H75NZ-A-L-K0102 |
| Certification | CE、ISO9001 | Place of Origin | China |
| High Light | hvdc power rectifier ，hvdc data center rectifier ，380vac power rectifier | ||
|
Input Voltage |
323-456VAC/380 |
Output Current |
1-100/75A |
|
Output Voltage |
290-400VDC/336 |
Power |
40 KW |
|
L*W*H |
495.2*248*82.3mm |
Efficiency |
≥95.5% |
|
ripple coefficient |
≤±0.5% |
Working Temperature |
-10℃～+65°C |
|
Warranty |
12 months |
Noisy |
≤55dB |
|
Cooing |
Fan cooling |
Place of Origin |
HeBei, China |
TH336H75NZ-A-L-K0102 HVDC Power Supply Module
Product Introduction
The TH336H75NZ-A-L-K0102 is an intelligent high-frequency switching power supply module designed for HVDC systems. Utilizing full digital control and three-phase active PFC technology, it delivers stable output voltage ranging from 290V to 400V DC with high efficiency and reliability. Equipped with a CAN communication interface, it supports seamless integration into automated monitoring and control systems.
Product Advantages
High efficiency up to 95.5% and excellent power factor (≥0.99) with low harmonic distortion (≤5%).
Modular N+1 hot redundancy design for scalable and reliable system expansion.
Comprehensive protection including dual hardware/software overvoltage, overcurrent, short-circuit, and overtemperature safeguards.
Digital current sharing ensures load balance with ≤±5% deviation.
User-friendly LED display and keypad for easy configuration and real-time monitoring.
Application Scenarios
Ideal for HVDC power systems in data centers, telecommunications infrastructure, industrial automation, and other applications requiring efficient, stable, and remotely manageable high-voltage DC power. Suitable for environments where high reliability, power quality, and system scalability are essential.
|
Project Name |
TH336H75NZ-A-L-K0102 |
|
input voltage |
Three-phase 380VAC (-15% to +20%) |
|
incoming frequency |
45～65Hz |
|
output voltage range |
290～400VDC |
|
Rate limiting range |
1～100A |
|
productiveness |
peak efficiency ≥95.5% |
|
power factor |
≥0.99 at loads above 30% |
|
harmonic current |
≤5% when the load is more than half |
|
regulation accuracy |
≤±0.5% |
|
steady flow accuracy |
≤±1% |
|
peak-to-peak ripple factor |
≤0.5% |
|
noise |
Rated level ≤55dB |
|
parallel flow rate |
≤±5% |
|
soft start time |
3～10S |
|
storage temperature |
-40～+75℃ |
|
working temperature |
Operating temperature range: -10 to +65°C. When exceeding 45°C, the rated capacity must be reduced to half capacity. |
|
modular heat dissipation method |
air blast cooling |
|
automatic rate limiting feature |
When the output current exceeds the set current limit, the system maintains constant current output without increasing the current. |
|
overvoltage protection |
Features dual overvoltage protection for both hardware and software |
|
output short circuit protection characteristic |
During an output short circuit, the module automatically retracts to protect against damage and resumes operation after fault clearance. |
|
insulation strength |
Apply 3500VDC to the casing for 1 minute. Leakage current ≤1mA, no breakdown or arc discharge. Apply 3500VDC to the casing for 1 minute. Leakage current ≤1mA, no breakdown or arc discharge. |
|
The output leakage current to the housing at 3500VDC for 1 minute is ≤1mA, with no breakdown or arc discharge. The output leakage current to the housing at 3500VDC for 1 minute is ≤1mA, with no breakdown or arc discharge. |
|
|
Input to output: 3500VDC, 1 minute leakage current ≤1mA, no breakdown or arc discharge Input to output: 3500VDC, 1 minute leakage current ≤1mA, no breakdown or arc discharge |
|
|
Communication to the housing: 3500VDC, 1-minute leakage current ≤1mA, no breakdown or arc discharge Communication to the housing: 3500VDC, 1-minute leakage current ≤1mA, no breakdown or arc discharge |
|
|
insulation resistance |
The input-to-chassis, input-to-output, chassis-to-output, and communication-to-chassis impedance ratios must be ≥100MΩ (1000V insulation). Table test) |
1,Why choose us?
We are a high-tech enterprise integrating manufacturing, sales, system solutions, and after-sales service. With over 290 successful projects for 220 kV to 500 kV substations and battery systems above 1000 Ah, Tonhe has become a leading DC power system supplier in China, holding over 40% market share and producing 1 million modules annually. Choose us for exceptional quality, reliable support, and proven value.
2,How can we guarantee quality?
Our 8 advanced production lines, equipped with imported machinery, achieve 80% automation and up to 99% first-pass yield. All power modules undergo double-sided potting, conformal coating, and rigorous functional, environmental, and aging tests—ensuring reliable 24/7 performance in critical power infrastructures.
3,How We Support Your Business?
A full range of power conversion modules, system-level low-voltage DC distribution cabinets for DC loads, data center power systems, as well as customized hardware and software power solutions.
4,Can customers get sample orders?
Yes, you can get sample orders to test our quality. The cost of samples is paid by the customer.
5,What are the payment types?
We accept payment via TT (Telegraphic Transfer).
Company Details
Business Type:
Manufacturer
Year Established:
1998
Total Annual:
210000000-250000000
Employee Number:
1800~2000
Ecer Certification：
Verified Supplier
Shijiazhuang Tonhe Electronic Technology Co., Ltd. is a high-tech enterprise dedicated to technological innovation, product innovation, and management innovation in the power electronics industry. The company integrates R&D, manufacturing, sales, and service in the power electronics sector, prov... Shijiazhuang Tonhe Electronic Technology Co., Ltd. is a high-tech enterprise dedicated to technological innovation, product innovation, and management innovation in the power electronics industry. The company integrates R&D, manufacturing, sales, and service in the power electronics sector, prov...
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