ETP4890-B6A1 Hardware Description
Introduction
Huawei ETP4890-B6A1 power converter with 3xR4830N2/R4830G1 1xSMU02B 1xUIM02C.
ETP4890-B6A1 Datasheet
Technical Specifications | ||
Category | Item | Specification |
AC input | Input system | 220 V AC single-phase |
Input frequency | 45-66 Hz (rated frequency: 50 Hz or 60 Hz) | |
Power factor (PF) | > 0.99 (100% load; Ta = 25°C; Vin = 208 V AC, 220 V AC, or 230 V AC; 50 Hz/60 Hz) | |
Total harmonic distortion (THD) | ≤ 10% (50%-100% load; Ta = 25°C; Vin = 208 V AC, 220 V AC, or 230 V AC; 50 Hz/60 Hz) | |
DC output | Output voltage range | -42 V DC to -58 V DC |
Default output voltage | -54 V DC | |
Max. output power | When R4830N2s are configured: 4815 W When R4830G1s are configured: 4800 W |
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Regulated voltage precision | ≤ ±1% (compliance with the YDT1058) | |
Peak-to-peak noise voltage | ≤ 200 mV (rated input voltage and load) | |
Psophometrically weighted noise | ≤ 2 mV | |
Current imbalance | ≤ ±5% (50%-100% load) | |
Structure | Cabinet dimensions (H x W x D) | 263.9 mm x 482.6 mm x 270 mm |
Weight | ≤ 20 kg (excluding three 30 A rectifiers and one SMU02B) | |
Protection level | IP20 | |
Installation mode | Horizontally installed in a 19-inch cabinet | |
Cabling | Routed out from the front left and right side panels | |
Maintenance mode | Maintained from the front | |
Heat dissipation | Cools as the ambient temperature drops | |
Configurations | ||
Subrack | 4 U space for installing power distribution components 1 U space for monitoring unit 1 U space for installing rectifiers |
|
PDU | AC power distribution: AC input circuit breakers and rectifier circuit breakers DC power distribution: battery low voltage disconnection (BLVD) circuit breakers and battery circuit breakers |
|
SMU | SMU02B | |
User interface module (UIM) | UIM02C | |
Rectifier | A maximum of three R4830N2s or R4830G1s are configured to implement of N+1 redundancy | |
Surge protective device (SPD) | AC SPD: Nominal discharge current: 20 kA, maximum discharge current: 40 kA (8/20 µs) | |
DC SPD: Differential mode: 10 kA; common mode: 20 kA (8/20 µs) |
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
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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.
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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
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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
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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
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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.
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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
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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.).
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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.
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Refund or Replacement:
Once the product is received and inspected, we will process your refund, exchange, or warranty claim promptly.
6. Important Notes
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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.
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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!