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SCHÄFER IT-Systems | Glossary

You can find all glossary entries in the following overview

01

BACnet

BACnet (Building Automation and Control Networks) is a communication protocol for building automation and control.

 

 

 

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02

Residual current monitoring

Residual current monitoring is an essential protective mechanism in electrical systems. It is used to prevent electrical damage and leakage currents.

 

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03

Edge computing

Edge computing refers to a model of data processing.

 

 

 

 

 

 

 

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04

Engineering fluids

Special fluids used in various technical and industrial applications are referred to as engineering fluids.

 

 

 

 

 

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05

EU Regulation 517 2014 – F-Gas Regulation on greenhouse gases

Aims to reduce emissions of fluorinated greenhouse gases.

 

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06

Free cooler

A free cooler, also known as a free cooling system, is an energy-efficient cooling technology.

 

 

 

 

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07

IEC Lock

The IEC Lock is a special power plug with a locking mechanism that prevents the connection from being accidentally disconnected.

 

 

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08

IT monitoring

The term ‘IT monitoring’ refers to the continuous monitoring and analysis of IT systems.

 

 

 

 

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09

Cold aisle

Modern data centres have a cold aisle that has been specially designed for the effective cooling of servers and IT equipment.

 

 

 

 

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10

Cold water chiller

A cold water chiller is an essential component of air conditioning and cooling systems, especially for commercial and industrial applications such as data centres.

 

 

 

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11

Cascading

In electrical engineering, cascading refers to the connection of two or more devices or components in a series or sequence, whereby the output signal of one device becomes the input signal of the next component.

 

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12

Kyoto Climate Agreement

The Kyoto Climate Agreement, also known as the Kyoto Protocol, is a global agreement.

 

 

 

 

 

 

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13

Heat sink

A heat sink is a device that dissipates heat from electronic components or devices.

 

 

 

 

 

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14

Local heating network

A system for distributing thermal energy over short to medium distances is referred to as a local heating network.

 

 

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15

Natural refrigerant

A natural refrigerant is a substance that occurs naturally and is used for cooling and air conditioning.

 

 

 

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16

ASHRAE Standard 34

ASHRAE Standard 34 is an essential standard developed by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE).

 

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17

DIN 8975 standard

DIN 8975 is a German standard that once specified requirements for the operation, maintenance and servicing of refrigeration systems.

 

 

 

 

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18

DIN EN 378 standard

The European standard DIN EN 378 regulates safety and environmental requirements for refrigeration systems and heat pumps.

 

 

 

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19

DIN EN 50600 standard

DIN EN 50600 is a European standard that establishes comprehensive standards for the planning, implementation and operation of data centres.

 

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20

DIN VDE 0100 534 standard

DIN VDE 0100 534 is a standard issued by the Association of German Electrical Engineers (VDE) that defines requirements for surge protection in electrical installations.

 

 

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21

ISO 5149 standard

ISO 5149 is an internationally recognised standard.

 

 

 

 

 

 

 

 

 

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22

VDI 6022 standard

VDI 6022 is a guideline issued by the Association of German Engineers (VDI) that specifies hygiene requirements for ventilation and air conditioning systems and equipment.

 

 

 

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23

PDU (Power Distribution Unit)

A power distribution unit (PDU) is a device often used in data centres and server rooms to control the power supply and distribution.

 

 

 

 

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24

Redundancy

In electrical engineering, redundancy refers to the principle of integrating important components or systems into the network multiple times in order to prevent failures or malfunctions.

 

 

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25

Recooler

A recooler is a cooling device used in various technical and industrial applications.

 

 

 

 

 

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26

Schuko plug

A Schuko plug is a type of plug used in many countries, including Germany, to connect electrical appliances to the mains.

 

 

 

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27

SFP port

An SFP port, often referred to as a ‘mini GBIC’, is an interchangeable network connection.

 

 

 

 

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28

Sidecooler

A sidecooler, also known as a side cooler, is a cooling device that has been specially developed for side mounting on systems or devices.

 

 

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29

SNMP

SNMP, short for Simple Network Management Protocol, is an Internet standard protocol used in networks to monitor and control devices such as routers, switches and servers.

 

 

 

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30

Plug type IEC60320 C13

The IEC60320 C13 plug is a standardised 3-pin mains plug used in many different types of electrical equipment, including IT equipment such as servers, routers and computers.

 

 

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31

Plug type IEC 60320 C19

IEC60320 C19 is a plug type commonly used in the IT industry for high-current devices such as servers, network equipment and professional audio/video equipment.

 

 

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32

Temperature range

The term ‘temperature range’ refers to the range of temperatures within which a device, substance or process functions ideally or can be operated safely.

 

 

 

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33

Global warming potential

Global warming potential (GWP) is a measure of the effect of climate-relevant gases on global warming.

 

 

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34

Ambient temperature

The temperature of the air in the immediate vicinity of an object, device or system is referred to as the ambient temperature.

 

 

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35

Overcurrent protection

Overcurrent protection or overload protection is a fundamental protective mechanism in electrical systems and devices.

 

 

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36

Heat dissipation

Heat dissipation is the removal or distribution of heat generated in a system or device.

 

 

 

 

 

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37

Wall cooler

A wall cooler is a specially designed cooling device that is mounted directly onto the side of server cabinets.

 

 

 

 

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38

Hot aisle

The area in which the heat emitted by servers and other IT equipment circulates is called the hot aisle.

 

 

 

 

 

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39

Hybrid IT

The digital transformation presents companies with the challenge of adapting their IT infrastructures accordingly. One solution strategy is hybrid IT.

 

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40

Patch panel

To gain access to a network, a patch panel is required as an interface.

 

 

 

 

 

 

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41

Blanking plate

Fixed plates that are inserted into height units to cover unused spaces are called blanking plates or blanking covers.

 

 

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42

Cable management

Helpful for ensuring the efficiencyand

reliability of networks and data centres.

 

 

 

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43

Height unit

A height unit (HU) is a standardised measurement for the smallest possible height of a built-in device in 19-inch and 23-inch dimensions.

 

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44

Power factor

The power factor indicates how effectively electrical energy is being used.

 

 

 

 

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45

Edge servers

Edge servers offer companies a unique opportunity to improve their performance and

security.

 

 

 

 

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46

Edge rack

An edge rack provides you with the foundation for high availability and secure data management for your IT hardware.

 

 

 

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47

IIoT edge computing

IIoT edge computing (Industrial Internet of Things) technology is revolutionising numerous production processes.

 

 

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48

Network latency

The time it takes to transfer data between two points is referred to as network latency.

 

 

 

 

 

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49

Edge network

An edge network is located close to the user and not in a central location.

 

 

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50

Edge gateways

Edge gateways are an essential component of global networking.

 

 

 

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51

Edge device

An edge device is a piece of technology located at theedge of a network.

 

 

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52

Fog computing

Fog computing helps to improve the performance of cloud-based services.

 

 

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53

Cloud computing

Cloud computing refers to the provision of various computing services via the Internet or the ‘cloud’.

 

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