Centrifugal blower

GRK R 40/4 E

Article number: 0073.0512
Manufacturer: MAICO
Centrifugal blower made of plastic with round exhaust opening, size 400, single-phase AC
Application examples: Industrial applications
Product data sheet
GRK R 40/4 E IM0020945.PNG Centrifugal blower made of plastic with round exhaust opening, size 400, single-phase AC

Characteristic curve

GRK R 40/4 E - Characteristic curve

Dimensioned drawing

GRK R 40/4 E - Dimensioned drawing [mm]

GRK R 40/4 E - Dimensioned drawing Housing orientation [mm]

  1. RD Right-hand version
  2. LG Left-hand version

The GRK 12/2 E and GRK 12/4 D variants are not available in right-hand version RD!

The standard orientation is always LG 270°

Technical data

GRK R 40/4 E - Technical data

Article GRK R 40/4 E
Air flow volume 4.600 m³/h
Rotating speed 1.440 1/min
Impeller type radial
Speed controllable
Reversing capacity
Type of voltage Alternating current
Rated voltage 230 V
Frequency 50 Hz
Nominal output 550 W
Inom 4,1 A
Degree of protection IP 55
Insulation class F
Pole-changeable
Installation site Duct connection
Installation position Horizontal
Housing material Plastic, polyethylene
Impeller material Plastic, polyethylene
Colour Light grey
Weight 47 kg
Weight including packaging 74 kg
Size 400 mm
Width 530 mm
Height 780 mm
Depth 675 mm
Width with packaging 1.200 mm
Height with packaging 800 mm
Depth with packaging 940 mm
Airstream temperature at IMax -15 °C up to 70 °C
PTC DIN 44082 M 100
Packing unit 1 piece
Range C
GTIN (EAN) 4012799735120
Article number 0073.0512

 

63 Hz

125 Hz

250 Hz

500 Hz

1 kHz

2 kHz

4 kHz

8 kHz

Total

LWA5, S5 (dB(A))

55,3

67,4

75,9

76,3

78,5

74,7

66,5

56,4

83

LWA5= free inlet sound power level in dB.

Product description

Productdescription

GRK R 40/4 E

short description

Centrifugal blower made of plastic with round exhaust opening, size 400, single-phase AC

Product description

Features

  • Centrifugal blower made of plastic.
  • Powerful fans for industrial applications.
  • Suitable for conveying corrosive and acidic media.
  • For simple and direct mounting on a duct system.
  • Low noise level and high efficiency.
  • The motor is outside the air flow.
  • The motor base made of epoxy-coated sheet steel, for mounting the fan, is included in the scope of delivery.
  • Housing made of plastic.
  • Standard orientation for LG 270° housing.
  • Suitable for temperature ranges from -15 °C to +70 °C.
  • Centrifugal impellers with backward curved blades made of polypropylene.

AC motor

  • Single-phase AC motor.
  • Protection class IP 55.
  • IE3 motor.
  • S1 operating mode (continuous operation).
  • The temperature in the fan motor is monitored by PTC thermistors. The PTC thermistors must be connected to a release system, that permanently disconnects the fan from the power supply if the temperature is too high.

Electrical connection

  • Connection in the terminal box on the motor.

Special versions

  • The following special versions are available on request, at an extra cost:
    • Deviating housing orientation.

Table of contents

Wiring diagram

GRK R 40/4 E - Wiring diagram



Predecessor - successor

Notes
Inquiry
Product comparison
The wish list option allows you to make a note of all the products you are interested in. You can change your wish list as often as you want to. You can change the quantity and item position of the products, go back to the product page, download product data sheets, delete items and mark products as optional. You can save your wish list to your computer and then call it up again at a later time to make more changes, if required. Using the list, you can then download the tender text for all the products you have saved to the list, create an enquiry or compare products.
Assort Product type Name Art. No. PDF Range List price* (EUR) Quantity Optional Total gross amount (EUR)
There are no products on the list
Save wish list on local computer
Load wish list from local computer

On this website, technologies such as cookies and measurements of reach (targeting and tracking) are used (services). This means that personal information such as the IP address and browser information is processed to continuously improve our website as well as to display to you customised content that corresponds to your individual interests. You may of course influence the use of this information through the settings you choose. The settings you have chosen are stored in a necessary selection cookie. With the exception of the selection cookie mentioned above, technically non-essential cookies and measurements of reach are only used if you provide permission in advance by clicking “ACCEPT ALL AND CLOSE”. Details and options for customising your consent can be found under Data protection settings.

Here you can select a variety of different categories of services or cookies. By activating the corresponding “Statistics & analytics” checkbox and confirming “Save settings”, you can give your informed consent to the use of cookies for customisation purposes. At the bottom of the website under “Data protection settings”, you can change or revoke your consent and settings for the individual services at any time with effect for the future.

Necessary cookies are absolutely necessary for the operation of the website. Without these cookies, the website would not function properly.

These cookies and services collect and process data for statistics and analytics and thus enable further improvements of this website for users. Google Analytics and Google Adwords Conversion are used for this purpose. You will find a detailed description of such use in our Privacy Policy.

Save settings ACCEPT ALL AND CLOSE Data protection settings