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Classification of explosion-proof electrical equipment according to their maximum surface temperature for use in explosive atmospheres according to (IEC 50(426):1990

Explosionprotection temperature class of electric motor

Constructive measures for electrical equipment to prevent the ignition of a surrounding potentially explosive atmosphere

Explosion protection Type of protection of the electric motor

Standardized identification of the type of ignition protection to be used or the hazardous environment of an equipment operation

Ex- protection label

(official) designation for a natural or legal person who is responsible for the design, manufacture and packaging as well as the labeling of the seal with a view to placing it on the market on his own behalf, regardless of whether these activities are carried out by this person or on his behalf by a third person

man. name of sealing

common name of material of can

designation of the material of the can

The course of the resistive torque (load torque) of the driven machine in relation to the motor shaft as a function of speed

drive load moment

Indicates whether a manufacturer's declaration is available for the product

man. Declaration avail.

indicates whether the object has equipment with which heating or cooling is possible

heating/cooling avail.

country in which the manufacturer ist legally registered

Producer country

uniqui combination of characters in order to identify an order

Man. order code

Designation of a manufacturer's list within all individual parts required for the production or assembly of a product are named

Manufacturer parts list number

number which is linked to a document with drawings

draw. num. of manufacturer

guideline for determining conformity

declaration of conformity

The maximum length-wise expansion of the base plate

base plate length

The maximum height-wise expansion of the base plate

base plate length

the largest radial enveloping dimension of the impeller

Outer diameter of impeller

largest extension of the height

height (overall)

largest extension of the length

length (overall)

internal volume of a pressure chamber up to the first flange connection, excluding the volume of internal parts

fill vol (equip)

mechanical resistance before movement of the actuator

init. breakaway torque (actuator)

Commonly used name or trade name of the material of the coating in room 1

coating material designation (room1)

everyday language name for the material of the containment shroud

containment can material name

Usual name of the material of the drive housing in general language

drive housing material name

common material name of the plain bearing sleeve

name of the material of plain bearing bush

Usual name or brand name of the material of the casing in general language

name of material of housing

commonly designation of the material of dynamic seal

dynamic seal material name

Commonly used name or trade name of the substance or mixture of substances which is pumped

pumped medium designation

designation of the material which was used to produce the auxiliary seal

auxiliary seal material name

everyday language name for the material of the shaft

name of material of shaft

Commonly used name or trade name of the material of the shaft protection sleeve

shaft protection sleeve material designation

Usual name of the material of the static seal in general language (housing)

static seal housing material name

Commonly used name or trade name of the material of the stator

Stator material designation

Classification of Explosion-proof pump

EPL Explosion of pump

Characterization of hazardous gaseous substances based on their ability to cause an explosion

explosion protection group of electric drive

Classification of Explosion-proof electric drive

EPL Explosion of electric drive

characterization of ability of gas to cause an explosion

pump ex prot group

construction measures that ensure, that ignition is prevented

Type of pump ignition protection

classification of explosion-proof electrical equipment based on its maximum surface temperature (use in potentially explosive atmosphere)

temperature class of pump (ex-protection)

equipment classification according to the place of use and the cause of the hazard

device group of pump (ex-protection)

marking of explosion protection according to directive 94/9/EC

marking of explosion protection of the pump

Classification determined by the safety level of the device

pump category for explosion protection

Use of a Universal Resource Identifier (URI) for the unique global identification of the object within an installation

identification of a plants object

name of the material of the stator tube

stator tube material name

Commonly used name or trade name of the material of the impeller

Impeller material name

a clearly descritption by using a numbering of materials based in standards

can material number

standard-based coding of materials of dynamic seal

dynamic seal material key

a clearly descritption of the material of the coating by using a numbering of materials based in standards

mat numb of coating (room 1)

Standards-based material coding (containment can)

mat numb of containment can

a clearly description of the material of the drive housing by using a numbering of materials based in standards

mat numb of drive housing

A norm-based numbering of the materials. The material is unambiguously described by referring to a norm

mat numb of plain bearing brush

a clearly descritption of the material of the housing by using a numbering of materials based in standards

housing material number

number code of different materials of dynamic seals which are based on standars

dynamic seal material number

a clearly description of the pumped medium by using a numbering of substances based in standards

pumped medium substance code

a clearly description of the auxaliary seal by using a numbering of materials based in standards

material code for auxiliary seal

a clearly description of the shaft by using a numbering of materials based in standards

number of material of shaft

a clearly description of the shaft protection sleeve by using a numbering of materials based in standards

number of material of shaft protection sleeve

a clearly description of the static seal housing by using a numbering of materials based in standards

static seal housing material code

norm-based coding of the material of the stator

Stator material code

a clearly description by using a numbering of materials based in standards

stator tube material number

a clearly description of the impeller by using a numbering of materials based in standards

Impeller material code

manufacture country of the product

manufacture country of product

Quantitative quantity of levels represented by natural numbers

count of levels

standard describing the material and material number. The type and number of the standard with the year and month of issue must be indicated.

Reference standard of the material (coating, space 1)

standard describing the material and material number. The type and number of the standard with the year and month of issue must be indicated.

Reference standard of the shaft material

standard describing the material and material number. The type and number of the standard with the year and month of issue must be indicated.

Reference standard of the material of the drive housing

standard describing the material and material number. The type and number of the standard with the year and month of issue must be indicated.

Reference standard of the can material

reference parameter with informative value about mechanical and dimensional properties of a pipe component

PN of muffs (A1)

reference parameter with informative value about mechanical and dimensional properties of a pipe component

PN of muffs (A2)

Nominal size is an alphanumeric designation of size for components in a piping system for reference. (A1)

DN of muffs (A1)

Nominal size is an alphanumeric designation of size for components in a piping system for reference. (A2)

DN of muffs (A2)

describes the degree of protection of an electric motor against ingress of foreign objects and water

electric motor - protection type class

Continuous, short-term or intermittent duty characterized by one or more loads that remain unchanged over a period of time, or non-periodic duty where the load and speed vary generally within the allowable operating range

Timing of the operating mode of the drive

DUNS number, supplier number or other number to identify a provider or supplier of the identification number

D-U-N-S-Number

the then version of the standard to which reference was made

reference norm

the corresponding standard where the material code is defined

reference norm for material of the housing

Difference between absolute pressure and atmospheric pressure. For this purpose, the overpressure for a pressure chamber can be in a vacuum, for example.

max. overpressure (shaft seal)

Vom Hersteller festgelegter Höchstwert des Betriebsüberdruckes PS1+ bezogen auf den Atmosphärendruck bei maximal zugelassener Betriebstemperatur TS1

the maximum permissible overpressure (PS1+ at TS1, room 1)

Maximum value of the operating vacuum PS2- specified by the manufacturer in relation to the atmospheric pressure at the maximum permissible operating temperature TS2

the maximum permissible negative pressure (PS2- for TS2, room 1)

Maximum value of the operating vacuum PS2- specified by the manufacturer in relation to the atmospheric pressure at the maximum permissible operating temperature TS2

the maximum permissible negative pressure (PS2- for TS2, room 2)

The maximum value of the operating vacuum PS1- specified by the manufacturer in relation to the atmospheric pressure at the maximum permissible operating temperature TS1

the maximum permissible negative pressure (PS1- at TS1, room 1)

The maximum value of the operating vacuum PS1- specified by the manufacturer in relation to the atmospheric pressure at the maximum permissible operating temperature TS1

the maximum permissible negative pressure (PS1- at TS1, room 2)

Maximum value of the operating vacuum PS2+ specified by the manufacturer in relation to the atmospheric pressure at the maximum permissible operating temperature TS2

the maximum permissible overpressure (PS2+ at TS2, room 1)

Maximum value of the operating vacuum PS2+ specified by the manufacturer in relation to the atmospheric pressure at the maximum permissible operating temperature TS2

the maximum permissible overpressure (PS2+ at TS2, room 2)

Maximum value of the operating vacuum PS1+ specified by the manufacturer in relation to the atmospheric pressure at the maximum permissible operating temperature TS1

the maximum permissible overpressure (PS1+ at TS1, room 2)

Maximum outer diameter of a pump impeller for a specific pump housing

the maximum permissible outside diameter of the impeller

minimum outer diameter of a pump impeller for a specific pump housing

the minimum permissible outside diameter of the impeller

nominal value of the net positive suction head at maximum flow rate

NPSH at max. flow rate

nominal value of the net positive suction head at minimum flow rate

NPSH at min. flow rate

minimum density of the liquid at design temperature (mass by volume). The unit used must be listed. The reference temperature is 15°C. This may vary for special purposes.

the minimum density at design temperature

maximum density of the liquid at design temperature (mass by volume). The unit used must be listed. The reference temperature is 15°C. This may vary for special purposes.

the maximum density at design temperature

Number of revolutions divided by the corresponding time

the maximum speed of the drive

Number of revolutions divided by the corresponding time

the minimum speed of the drive

speed in the rated state

Measuring speed of the electric motor

Number of revolutions divided by the corresponding time

rated speed of the drive

largest value of the ratio of applied shear stress to shear rate. The dynamic viscosity η (η= "Eta") is a measure of the viscosity of a fluid

the maximum dynamic viscosity at design temperature

lowest value of the ratio of applied shear stress to shear rate. The dynamic viscosity η (η= "Eta") is a measure of the viscosity of a fluid

the minimum dynamic viscosity at design temperature

Rated power at operating conditions specified by the manufacturer

rated output of the electric motor

lowest value of the mechanical power requirement of the pump at any flow rate, under any permissible working conditions

min. pump power requirement

voltage specified by the manufacturer, which results from measured values under certain circumstances

Electric motor measured tension

Minimum temperature of the material that must not be fallen below in order to prevent changes in the material properties

work temperature (lower limt)