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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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VH-UT31 Uninterruptible Power Supply (UPS)
Dual-row micro-module
Precision Air Conditioning for Data Centers
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
More parameters
VH-UR31 Uninterruptible Power Supply (UPS)
Smoke Sensor VH-602PC-4Smoke Sensor VH-602PC-4

Smoke Sensor VH-602PC-4

Operating voltage
9V–35V DC
Standby current
12 mA (relay normally closed) & 500 μA (relay normally open)
Trip current
Infrared LED is always on
sensor
Infrared photoelectric sensor
Operating temperature
-10°C to +50°C
Operating humidity
Up to 95% RH (non-condensing)
Resistance to RF interference
10MHz-1GHz 20V/m
Alarm Output
Normally open or normally closed (selectable); contact rating: 28 V DC, 100 mA
Reset method
Automatic reset or power-off reset (optional)
Coverage Area
When the ceiling height is between 6 and 12 meters, the coverage area of a single detector is 80 square meters for a typical protected area; when the ceiling height is less than 6 meters, the coverage area is 60 square meters. Specific parameters should be determined in accordance with the Design Code for Automatic Fire Alarm Systems (GD50116-98).
Applicable Standards
GB 4716-2005, EN 54-7
Sensitivity
0.5 dB/m (±0.1 dB/m)
Dimensions
104 mm (diameter) × 51 mm (height)
More parameters
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)
More parameters
VH-UR33 Rack-Mounted 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
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