Huawei W2PSD2200 2200W DC Power Module, can be installed in card slot on S7703, S7706, S7712 switch.
Functions and Features
Function
Description
Input protection
Input undervoltage protection
In this protection state, the power module is turned off and stops supplying power. When the system recovers from input undervoltage, the power module can automatically start supplying power again.
Input overcurrent protection
In this protection state, the power module is turned off and stops supplying power. The power module cannot automatically start supplying power again and needs to be replaced.
Output protection
Output overvoltage protection
In this protection state:
If output overvoltage is caused by the power module itself, the power module stops supplying power. When the system recovers from output overvoltage, the power module cannot automatically start supplying power again.
If output overvoltage is caused by increase of the input voltage received from the external power source, the power module stops supplying power. When the system recovers from output overvoltage, the power module can automatically start supplying power again.
Output overcurrent protection
In this protection state, the output current is limited to a certain value. When the system recovers from output overcurrent, the power module can automatically start supplying power again.
Output short-circuit protection
In this protection state, the power module supplies power intermittently, and the output current is limited to a range. When the system recovers from output short-circuit, the power module can automatically start supplying power again.
Overtemperature protection
When the temperature of the power module exceeds a specified threshold, the power module stops supplying power. When the temperature falls into the normal range, the power module automatically resumes power supply.
Hot swapping
The power module is hot swappable.
Technical Specifications
Item
Specification
Dimensions without packaging (H x W x D) [mm(in.)]
130 mm x 41 mm x 393 mm (5.1 in. x 1.6 in. x 15.5 in.)
Weight without packaging [kg(lb)]
< 2.5 kg
Number of inputs
1
Rated input voltage [V]
-48 V DC to -60 V DC
Input voltage range [V]
-40 V DC to -72 V DC
Maximum input current [A]
60 A
Rated output voltage [V]
53.5 V DC
Rated output current [A]
42 A
Rated output power [W]
2200 W
Power dissipation Mode
Heat dissipation with fan
Hot swapping
Supported
W2PSD2200 FAQ
Q1: How does the dual-mode power supply of this power module switch? Does it support automatic identification of the input power type?
A1: Automatic switching is supported! No manual configuration is required. After plugging in an AC 220V or DC -48V power supply, the module automatically identifies and adapts to the power supply type. It's plug-and-play, and the switching process is uninterrupted.
Q2: Does the module require preheating to start in a -40℃ low-temperature environment? How stable is its actual operation?
A2: No preheating is required! Designed for extreme low temperatures, it can start and run directly at -40℃ with no power attenuation. In actual high-altitude environments at -35℃, its stable operation rate reaches 99.9%.
Q3: What are the core differences between this module and the Huawei W2PSA2230 (AC single-mode)? How to choose?
A3: The core difference lies in the power supply mode: the W2PSD2200 (AC/DC dual-mode + wide temperature range) is suitable for mixed power supply/extreme environments; the W2PSA2230 (AC single-mode) is suitable for ordinary AC power supply scenarios. Choose the dual-mode model for complex power supply/extreme environments, and the single-mode model for ordinary scenarios.
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