GRM HD Ex – size 250

Three-phase AC motor, size 250, air volume 1930 m³/h to 5786 m³/h, (medium: gas)

GRM HD Ex – size 250 IM0020696.PNG Three-phase AC motor, size 250, air volume 1930 m³/h to 5786 m³/h, (medium: gas)
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ArticleGRM HD 25/2 ExGRM HD 25/4 ExGRM HD 25/6 Ex
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Article

GRM HD 25/2 Ex

Centrifugal blower made of metal for high-pressure applications, 2-pole, size 250, three-phase AC, for use in potentially explosive atmospheres, medium: gas

  • On the notes

GRM HD 25/4 Ex

Centrifugal blower made of metal for high-pressure applications, 4-pole, size 250, three-phase AC, for use in potentially explosive atmospheres, medium: gas

  • On the notes

GRM HD 25/6 Ex

Centrifugal blower made of metal for high-pressure applications, 6-pole, size 250, three-phase AC, for use in potentially explosive atmospheres, medium: gas

  • On the notes
ArticleGRM HD 25/2 ExGRM HD 25/4 ExGRM HD 25/6 Ex
Product detailsProduct detailsProduct details
  • On the notes
  • On the notes
  • On the notes
Product type Centrifugal blower Centrifugal blower Centrifugal blower
Article number: 0073.0400 0073.0401 0073.0402
Air flow volume

5.786 m³/h

2.893 m³/h

1.930 m³/h

Rotating speed

2.880 1/min

1.460 1/min

970 1/min

Impeller type

radial

radial

radial

Speed controllable

✔

✔

✔

Reversing capacity

-

-

-

Type of voltage

Three-phase AC

Three-phase AC

Three-phase AC

Rated voltage

400 V

400 V

400 V

Frequency

50 Hz

50 Hz

50 Hz

Nominal output

3.000 W

750 W

370 W

Inom

5,5 A

2 A

1,25 A

Degree of protection

IP 55

IP 55

IP 55

Insulation class

F

F

F

Pole-changeable

-

-

-

Installation site

Duct connection

Duct connection

Duct connection

Installation position

Horizontal

Horizontal

Horizontal

Material

Sheet steel, galvanised

Sheet steel, galvanised

Sheet steel, galvanised

Housing material

Steel, coated

Steel, coated

Steel, coated

Colour

grey

grey

grey

Weight

39 kg

39 kg

39 kg

Weight including packaging

41 kg

41 kg

41 kg

Size

250 mm

250 mm

250 mm

Width

438 mm

438 mm

438 mm

Height

528 mm

528 mm

528 mm

Depth

530 mm

530 mm

530 mm

Width with packaging

500 mm

500 mm

500 mm

Height with packaging

530 mm

530 mm

530 mm

Depth with packaging

560 mm

560 mm

560 mm

EX designation in accordance with the ATEX Directive

Ex II 2 G

Ex II 2 G

Ex II 2 G

EX designation in accordance with standard

Ex db IIB+H2 T4 Gb X / Ex h IIB+H2 T4 Gb X

Ex db IIB+H2 T4 Gb X / Ex h IIB+H2 T4 Gb X

Ex db IIB+H2 T4 Gb X / Ex h IIB+H2 T4 Gb X

Ta ambient temperature

-20 °C ≤ Ta ≤ +40 °C

-20 °C ≤ Ta ≤ +40 °C

-20 °C ≤ Ta ≤ +40 °C

Operating mode

S1

S1

S1

PTC DIN 44082

M 100

M 100

M 100

Temperature class

T4

T4

T4

Packing unit

1 piece

1 piece

1 piece

Range

C

C

C

GTIN (EAN)

4012799734000

4012799734017

4012799734024

* Blue markings show the differences between the products.

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