ETP4890-B2A1 Hardware Description
Introduction
ETP4890-B2A1 Datasheet
| Technical Specifications | ||
| Category | Item | Specification |
| Input | Input system | Single-phase AC input: 85–290 V AC HVDC input: 300–400 V DC |
| Input frequency | 45-66 Hz (rated frequency: 50 Hz or 60 Hz) | |
| Power factor (PF) | ≥ 0.99 (rated input, with loads) | |
| DC output | Output voltage range | -42 V DC to -58 V DC |
| Default output voltage | -53.5 V DC | |
| Max. output power | 6000 W | |
| Regulated voltage precision | ≤ ±1% | |
| Peak-to-peak noise voltage | ≤ 200 mV (rated input voltage and load) | |
| Unbalance of load sharing | ≤ ±5% (with 50% to 100% loads) | |
| Structure | Dimensions (H x W x D) | 86.1 mm x 535.1 mm x 255 mm |
| Weight | ≤ 10 kg (without rectifiers and SMU) | |
| Protection level | IP20 | |
| Installation mode | Equipped with mounting ears to adapt to ETS cabinets | |
| Cable routing | Routed from the front | |
| Maintenance mode | Maintained from the front | |
| Heat dissipation mode | Natural heat dissipation | |
| Configurations | ||
| Applicable environment | Indoor Class B | |
| DC power distribution | DC output: one 10 A and three 30 A DC load routes Battery: one 40 A battery route |
|
| Rectifier | A maximum of three R4830G1s | |
| Site monitoring module (SMU) | SMU01B | |
Return and Exchange Policy
Thank you for choosing Huatelecom! We value your trust and strive to provide high-quality products and exceptional service. Below is our comprehensive return and exchange policy to ensure your rights are protected.
1. Return Policy
-
Eligibility for Returns (Quality Issues Only):
If the product has quality defects that affect its normal usage, you are eligible to apply for a return within 7 calendar days of receiving the product. The following conditions must be met:- The product must be unused, with all original packaging, accessories, and manuals intact.
- A valid proof of purchase (order number, invoice, etc.) must be provided.
- Clear evidence of the defect, such as photos or videos, must be submitted for verification.
-
Shipping Costs for Returns:
If the return is due to quality issues, Huatelecom will cover the international shipping costs for returning the product. -
Refund Processing:
Once the returned product is received and inspected, the refund will be processed within 7 business days. The refund will be issued through the original payment method, and processing times may vary depending on your payment provider.
2. Exchange Policy
-
Eligibility for Exchanges (Quality Issues Only):
You may request an exchange if the product develops a quality issue within 15 calendar days of receipt. The conditions for eligibility are:- The product must be returned with all original packaging, accessories, and manuals.
- Proof of purchase and evidence of the defect must be provided.
-
Shipping Costs for Exchanges:
Huatelecom will bear the international shipping costs for the exchange. -
Exchange Process:
Upon receiving the defective product, we will inspect it and send a replacement product within 7 business days.
3. Warranty Service
-
Coverage During the Warranty Period:
For products within the warranty period, if quality issues arise, we will provide a replacement free of charge with your next order. No additional shipping costs will be incurred for the replacement. -
Out-of-Warranty Repairs:
For products outside the warranty period, repairs can be arranged. However, customers will need to cover theround-trip international shipping costs for sending the product to us and receiving it back after repair.
4. Damages or Loss During Shipping
-
For Customers Who Purchased Shipping Insurance:
If the product is damaged or lost during shipping, the insurance company will compensate for the loss. Customers must:- Submit a compensation claim within 15 calendar days of the order being shipped.
- Provide required documentation, such as photos of the damaged packaging, damaged product, or proof of non-delivery.
- Huatelecom will assist in the claim process to ensure timely resolution.
-
For Customers Without Shipping Insurance:
If you choose not to purchase shipping insurance, Huatelecom will not be liable for any damages or losses incurred during transit.
5. Application Process for Returns, Exchanges, or Claims
-
For further assistance, please reach out to us:
- Email: sales@huatelecom.com
- Phone: +852 44652638
- Business Hours: Monday to Friday, 9:00 AM - 6:00 PM (GMT+8)
Provide your order number, issue description, and supporting evidence (photos, videos, etc.).
-
Request Review:
Our team will review your application within 1-3 business days and notify you of the outcome. -
Return or Exchange Process:
- If approved, you will receive instructions on how to return the product or proceed with the exchange.
- For insurance claims, we will assist in coordinating with the insurance company.
-
Refund or Replacement:
Once the product is received and inspected, we will process your refund, exchange, or warranty claim promptly.
6. Important Notes
-
Timeframes:
- Returns must be initiated within 7 days of receipt.
- Exchanges must be requested within 15 days of receipt.
- Warranty replacements depend on the warranty terms for the specific product.
-
Condition of Returned Products:
Products must be returned in their original condition with all accessories and packaging intact. Damaged, altered, or incomplete items may not qualify for returns or exchanges. -
Shipping Insurance:
We highly recommend purchasing shipping insurance to protect against potential damages or losses during transit. -
Non-Eligible Returns/Exchanges:
- Products with intentional damage or misuse.
- Issues reported beyond the specified timeframes.
- Non-Huatelecom products or items purchased from unauthorized channels.
At Huatelecom, your satisfaction is our top priority. Thank you for trusting us with your business!