⇒Product introduction：

The SR745-W3-P5-G5-HI is a transformer protection system manufactured by GE Multilin as part of the 745 series. The following is a detailed analysis of the product:

1. Basic information
Model: SR745-W3-P5-G5-HI
Manufacturer: GE Multilin
Product Type: Transformer protection system
Series: 745 series

Second, functional characteristics
Multi-winding design:
Number of windings: Three windings per phase (indicated by W3 in the model) are available for transformer systems requiring high precision and multiple layers of protection.
Protection function:
Frequency, percent differential, overcurrent and overexcitation protection components are available to fully monitor and protect transformers from various faults.
Monitor individual harmonics and total harmonic distortion to ensure power quality.
Adaptive functions such as dynamic CT ratio mismatch correction, adaptive time overcurrent elements and adaptive harmonic suppression improve the accuracy and reliability of the protection system.
Communication and connectivity:
Equipped with an RS232 program port, it is easy to connect to computers running EnerVista 745 setup software for set point management and system monitoring.
Additional communication ports (such as RS422/485) may be included to support inbound and outbound connections, enabling data exchange and monitoring between multiple devices.

User interface:
A 40-character backlit LCD display and input keyboard allow users to manually adjust Settings.
LED indicators are used to indicate the various states of the system during regular functions, providing a quick failure reference point.
Expansion and configuration:
Sixteen logic input and eight output relays are provided to support complex logic control and system expansion.
Optional analog input/output with support for DC mA type analog signals in a programmable range of 0 to 1 mA, 0 to 5 mA, 0 to 20 mA or 4 to 20 mA.

3. Technical specifications
Power requirements:
High control power supply, 90 to 300 VDC; 70 to 265 VAC at 48 to 62 Hz.
Environmental adaptability:
Designed operating temperature range: -40°C to 60°C (some references may refer to a wider storage temperature range, such as -40°C to 80°C).
Can operate under specified environmental conditions, including Class II pollution, 2000 m altitude and up to 90% non-condensing humidity.
Physical characteristics:
Packaged in the 745 SR Series device, it provides mechanical protection and dust protection.

Iv. Application scenarios
The SR745-W3-P5-G5-HI Transformer protection system is designed to protect and manage power transformers from small to large sizes. Its versatility and high reliability make it one of the indispensable key devices in the power system.

V. Summary
The SR745-W3-P5-G5-HI is a powerful and flexible transformer protection system. With its multi-winding design, comprehensive protection features, efficient communication and connection capabilities, and intuitive user interface, power transformers are protected and monitored in all directions. At the same time, its strict technical specifications and wide adaptability also ensure its stable operation in a variety of complex environments.

⇒About Chengdu Sunshine Xi He

Chengdu Sunshine Xi He Electric Co., Ltd. specializes in selling the world’s major electrical brand products overseas direct procurement,

genuine inventory, price preferential after-sales warranty, complete models, the same product, not the same price and service.

Large supply of original imported DCS system accessories, PLC system accessories.

Main :ABB, GE Fanuco, Bentl Bentley, Triconex Invensys, Woodward Woodward, Foxboro, Foxboro,

Westinghouse /Emerson, Reliance Ryan, SchneiderModicon, A-B, HIMA dark horse, Motorola MOTOROLA,

Kollmorgen Kollmorgen Bosch/Rexroth/ Bosch Rixon, NI,YOKOGAWA Yokogawa, and other major brands of DCS system accessories,

robot system accessories, large servo system discontinued spare parts.

 

⇒Contact us freely

BeiLin

| Mobile/wechat：+86 18005021035

Email contact：18005021035@163.com

 

⇒What can we do for you?

1. All items are new.
2. Any enquiry will be answered within 1 hour.
3. We check them before shipping!

⇒About Frequently Asked Questions

Q: Are you a trading company or a manufacturer?
A: Yes, we are a trading company.

Q: Do you have stock or need to buy from another supplier?
A: We have a lot of inventory to sell and we have our own warehouse.

Q: Do you sell outdated products? Or even a very old product?
A: If there is a new model that needs to be replaced, we will recommend that you use the new model;
If the replacement is not easy, we will help check that the old car is in good condition.
If used or otherwise, we will tell you the truth.

Q: How long is your delivery time?
A: If the goods are in stock, it usually takes 2-3 working days. If the quantity is large,
It takes 5-7 business days after receipt of payment.
If it is not an ordinary product, it always takes 3-4 weeks to order.

⇒Company Services:

1. Fast delivery (1-7 days for stock products)

2. Rich experience (more than 10 years of sales experience)

3. Large inventory (various brands and overseas warehouses)

4. Quality insurance (1 year warranty product condition is clear)

⇒运输 

1. For stock items, we will ship them to you within 7 days of receipt of payment

2. We can ship all over the world via DHL, UPS, FEDEX, TNT and EMS.

3. If you have a shipping agent, please let us know before shipping.

4. We will pack the parts in strong boxes. If you have any special needs, please let us know.

5. We usually ship the goods before 4:30 p.m., after which we will send you the tracking number. It takes 7 to 15 days to receive the package.

6. Please email us when you receive the package.

7. When asking for shipping costs, please include all information, otherwise it will slow down the process.

1) What is your zip code?

2) If you have a company name and your name, what is your company name?

3) What is your phone number and extension (if any)?

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