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    Huawei ETP48400-C3B2 Power Converter

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    ETP48400-C3B2 Hardware Description
    Introduction

    Huawei ETP48400-C3B2 400A power converter with 6xR4875G 1xSMU02C 1xUIM05B1.

    3U height composed by 6xR4875G 1xSMU02C 1xUIM05B1
     
    Maximum output power: 18 kW
     
    AC input system: 120/240 V AC dual–live wire
     
    LLVD: 2x 125 A and 3x 63 A circuit breakers
     
    BLVD: 2x 63 A, 2x 32 A, and 2x 16 A circuit breakers
     
    Provides comprehensive battery management
     
    Site monitoring unit: SMU02C, supports WebUI after installing a specific WiFi module using its USB port
     
    User interface module: UIM05B1
     
    (Optional) Communications expansion module: NIM01C3 or CIM02C
     
    ETP48400-C3B2 is an embedded power systems that convert AC power into DC power. It supplies –48 V or –57 V constant voltage to telecommunications equipment like Huawei OSN8800 OSN3500 MA5800. The maximum capacity of the ETP48400-C3B2 is 18 kW, and applies to newly built sites as well as capacity expansion and reconstruction of existing sites. The intelligent power distribution unit DCDB48-200-16B/DCDB48-200-16B-XXX and lead-acid battery box DCDB48-400-4C are optional components.
    ETP48400-C3B2 Datasheet
    Technical Specifications
    Environment conditions Operating temperature –40°C to +65°C (When the ambient temperature is between –33°C and +55°C, the power system works properly. When the ambient temperature is greater than 55°C and less than or equal to 65°C, the output power is linearly derated to 80%. When the ambient temperature is –40°C, the power system can start properly after AC power is applied.)
    Transportation temperature –40°C to +70°C
    Storage temperature –40°C to +70°C
    Operating humidity 5%–95% RH (non-condensing)
    Storage humidity 5%–95% RH (non-condensing)
    Altitude 0–4000 m
    When the altitude ranges from 2000 m to 4000 m, the operating temperature decreases by 1°C for each additional 200 m.
    Noise System audible noise: ≤ 60 dBA at 25°C, ≤ 72 dBA at 40°C; meets class 3.1 requirements of ETSI 300753.
    Others There is no conductive dust, corrosive gas, or explosion hazard.
    Dust, corrosive substances, pests, molds, and other indicators should be controlled in accordance with class 3.1 requirements in ETSI EN 300 019-1-3 (V2.3.2 or a later version).
    AC input Input frequency 45–66 Hz; rated frequency: 50 Hz/60 Hz
    Power factor ≥ 0.99 (rated input voltage, 50%–100% load)
    DC output Output voltage –53.5 V DC
    Maximum output power ETP48400-C3B2: 18 kW
    Regulated voltage precision ≤ ±1%
    Peak-to-peak noise voltage ≤ 200 mV (0–20 MHz)
    Psophometrically weighted noise voltage ≤ 2 mV
    Unbalance of load sharing ≤ ±5% (50%–100% load)
    AC input protection AC input overvoltage protection threshold ≥ 300 V AC
    AC input overvoltage recovery threshold 290–300 V AC
    AC input undervoltage protection threshold ≤ 80 V AC
    AC input undervoltage recovery threshold 80–90 V AC
    DC output protection DC output overvoltage protection threshold –56 V DC to –60.5 V DC (default: 59.5 V DC)
    Structure Dimensions (H x W x D) 130 mm x 482 mm x 330 mm
    Weight ≤ 20 kg (excluding rectifiers)
    IP rating IP20
    Installation mode Installed in a 19-inch rack
    Cabling mode Routed in and out from the front
    Maintenance mode Maintained from the front
    Heat dissipation mode Free cooling
    System Specifications
    AC input system 120/240 V AC dual-live wire
    DC power distribution LLVD: two 125 A and three 63 A circuit breakers
    BLVD: two 63 A, two 32 A, and two 16 A circuit breakers
    Surge protection AC surge protection: nominal surge discharge current: 30 kA (8/20 µs), five times respectively in the positive and negative directions
    DC surge protection: 10 kA (8/20 µs) in differential mode, 20 kA (8/20 µs) in common mode

    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:

      1. The product must be unused, with all original packaging, accessories, and manuals intact.
      2. A valid proof of purchase (order number, invoice, etc.) must be provided.
      3. 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:

      1. The product must be returned with all original packaging, accessories, and manuals.
      2. 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:

      1. Submit a compensation claim within 15 calendar days of the order being shipped.
      2. Provide required documentation, such as photos of the damaged packaging, damaged product, or proof of non-delivery.
      3. 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

    1. 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.).

    2. Request Review:
      Our team will review your application within 1-3 business days and notify you of the outcome.

    3. 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.

    4. 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!