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What factors affect the reliability of UPS batt...
September 11, 2025

What factors affect the reliability of UPS batteries?

Factors Affecting the Reliability of UPS Batteries For users, the purpose of purchasing a UPS uninterruptible power supply is to achieve more stable and efficient operation of electrical power. Therefore, any UPS power supply must have stability. The batteries used in UPS uninterruptible power supplies are lead-acid batteries. They operate on th...

How to Choose an Air Conditioning System for a ...
September 11, 2025

How to Choose an Air Conditioning System for a Constant Temperature and Humidity Laboratory?

How to Choose a High-Quality Constant Temperature and Humidity (Precision) Air Conditioner Constant temperature and humidity air conditioners, also known as precision air conditioners, have strict requirements for temperature and humidity fluctuations. They maintain conditions within specified temperature and humidity ranges and offer advantages...

What should be considered when selecting precis...
April 12, 2026

What should be considered when selecting precision air conditioning for a server room?

Key Factors to Consider When Choosing a Precision Air Conditioner for Computer Rooms With the continuous advancement of technology, computer rooms have become an indispensable part of enterprises and institutions. During the operation of a computer room, the stable operation of the air conditioning system is critical to ensuring the normal funct...

Technical evaluation

Causes of Frost Buildup on Data Center Air Cond...
April 15, 2026

Causes of Frost Buildup on Data Center Air Conditioning Compressors and Solutions

The compressor is one of the most critical components in a constant temperature/humidity (precision) air conditioner. If the compressor fails, the entire cooling system stops working. Among common compressor issues — unusual noises, frost buildup, not starting — compressor frosting is one we see frequently. Below, we explain why it hap...

Troubleshooting Methods for Precision Air Condi...
April 15, 2026

Troubleshooting Methods for Precision Air Conditioners

Data centers rely heavily on stable temperature and humidity. When a precision air conditioner (constant temperature/humidity unit) starts leaking water, leaking electricity, losing cooling or heating power, or making excessive noise, it can quickly become a major headache. That said, no piece of equipment is immune to issues. The frequency and ...

How to Calculate the Cooling Capacity of a Data...
September 11, 2025

How to Calculate the Cooling Capacity of a Data Center Air Conditioning System

How to Accurately Calculate the Cooling Capacity Required for a Computer Room In today's rapidly advancing technological landscape, computer rooms have become essential spaces housing various IT equipment and data storage. To ensure that this equipment operates in an optimal environment, the temperature, humidity, and air quality of the computer...

What are the different types of UPS (Uninterrup...
September 11, 2025

What are the different types of UPS (Uninterruptible Power Supply) systems?

Classification of UPS Uninterruptible Power Supplies Since the development and launch of the Weihuan Technology UPS uninterruptible power supply, it has been well received by customers due to its strong performance. Today, Energy Saving Cat will introduce the classifications of UPS uninterruptible power supplies to help you make an initial choic...

What is a precision air conditioner for data ce...
September 11, 2025

What is a precision air conditioner for data centers?

Precision Air Conditioners for Computer Rooms (Constant Temperature & Humidity) Precision air conditioners for computer rooms, also known as constant temperature and humidity units, are specialized systems designed to fully meet the environmental requirements of computer rooms. They provide long-term, uninterrupted control of temperature, hu...

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Dual-row micro-module
VH-UR11 1–10 kVA UPS (Uninterruptible Power Sup...
Precision Air Conditioning for Data Centers
VH-UT31 Uninterruptible Power Supply (UPS)
VH-UR31 Uninterruptible Power Supply (UPS)
Embedded Environmental Monitoring Host – ...Embedded Environmental Monitoring Host – VH3300-II Series

Embedded Environmental Monitoring Host – VH3300-II Series

Architecture
ARM architecture, multi-language B/S design, built-in Linux operating system; no need to install additional servers or software
Water Leak Alarm
Built-in leak detection, plus a leak detection cord or sensor unit
4G module
Built-in 4G module, supports SMS and voice alerts (optional)
RPM
Internal Fan Speed Monitoring
Computer case
1U/19-inch standard chassis, compact design, suitable for various racks and enclosures
Standard
Industrial-grade design, stable 24/7 operation
Voltage
Wide input voltage range: 100–240 V AC
Design
Redundant Power Supply Design
Stable
Built-in independent watchdog system ensures zero downtime
Expand
Supports the expansion of distributed monitoring devices
Interface
Easy-to-use configuration software; front-panel ports for convenient wiring
More parameters
Single-row micro-module

Single-row micro-module

Rack-to-rack connectors
Comes standard with cabinet-mounting accessories for easy installation
L-shaped rail
A pair of trackless devices used together
1U blank panel
Used to separate hot and cold airflow within the cabinet, preventing airflow disruption; 1U tool-free installation
Fixed shelf
Designed to hold IT equipment, suitable for use in N-series server cabinets and blower cabinets with a depth of 1200 mm; load capacity: 100 kg
Cable management channel
Installs directly into the mounting holes on the U-post and is used to route horizontal cables; designed for use with switches
Vertical Cable Management Panel
Suitable for use with all cabinets, including cable management panels and PDU installation
Top-mounted cable tray
H-shaped cable trays can be categorized into power, low-voltage, and fiber-optic types
Row-to-row routing ladder
A cross-over used for inter-row routing
Cabinet base
Standard height: 300
Single-flap canopy module
Flip-up all-glass skylight with 95% light transmission; features a built-in lighting module, eliminating the need for additional lighting fixtures; designed to fit a 600mm-wide cabinet
Side doors and side doors with top trim
Cover the glass door and install a large screen to enhance the aesthetic appeal
UPS Module Unit
90–300 kVA main units come standard with a 30 kVA module
PDU
10+4, 16+4, 20+4
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VH5030 Series Dust Detectors
Precision Air Conditioning for Small Server Rooms

Precision Air Conditioning for Small Server Rooms

Model
VH-CBS006/CBS008/CBS013/CBS017/CBS020
Features
Cooling Only / Heating and Cooling / Constant Temperature and Humidity
Air outlet location
F(≤VH-CBS008)&F/D(≥VH-CBS013)
Input Power Type
220Vac/1Ph/50Hz(VH-CBS008)/380Vac/3Ph/50Hz(≥VH-CBS008)
Cooling capacity
5.8/7.6/12.6/17.5/50.2kW
Refrigerant Type
R410a
Compressor Type
Fixed-speed compressor
Number of compressors
1
Fan Type
DC EC centrifugal fan
Number of fans
1
Fan airflow
1900m³/h(VH-CBS006)/2400m³/h(VH-CBS008)/3800m³/h(VH-CBS013)/5300m³/h(VH-CBS017)/5700m³/h(VH-CBS020)
External pressure
Standard static pressure: 20 Pa; adjustable from 0 to 400 Pa
Electric heating method
PTC Electric Heater
Electric heating capacity
3kW(≤VH-CBS0013)/4kW(≥VH-CBS017)
Humidification Method
Electrode-type humidifier
Humidification capacity
3kg/h
Throttling methods
Electronic expansion valve
Air filter
G4 Panel Filter
Indoor unit noise level
65dBA3kW(≤VH-CBS008)/66dBA3kW(VH-CBS013)/67dBA3kW(VH-CBS017)/68dBA3kW(VH-CBS020)
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VH-UT11 1–10 kVA UPS (Uninterruptible Power Sup...VH-UT11 1–10 kVA UPS (Uninterruptible Power Supply)

VH-UT11 1–10 kVA UPS (Uninterruptible Power Supply)

Equipment Type
DUninterruptible Power SuUPSTower-typeRack-mounted
Model (Rack-Mounted)
VH-UR1101(S)/VH-UR1102(S)/VH-UR1103(S)/VH-UR1106/VH-UR1110
Model (Tower Type)
VH-UT1101(S)/VH-UT1102(S)/VH-UT1103(S)/VH-UT1106(S)/VH-UT1110(S)
PF
1.0
DC voltage
36 VDC (standard model: 24 VDC)/72 VDC (standard model: 48 VDC)/96 VDC (standard model: 72 VDC)/192–240 Vdc (adjustable from 16 to 20 cells)
Charging current
Main unit: Default 5A (supports up to 12A) Standard unit: 1A
Auto-start on incoming call
Support
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