Centrifugal roof fan

MDR-PG 18 EC

Article number: 0087.0031
Manufacturer: MAICO
Centrifugal roof fan with EC motor with integrated control for constant pressure, DN 180
Application examples: Workplace, Production facility, Industrial building, Assembly hall, Commercial premises
Product data sheet
MDR-PG 18 EC IM0019327.PNG Centrifugal roof fan with EC motor with integrated control for constant pressure, DN 180
Back
  • On the notes
MDR 18 EC
MDR 22 EC
MDR 25 EC
MDR 31 EC
MDR 35 EC
MDR 40 EC
MDR 45 EC
MDR-PG 18 EC
MDR-PG 22 EC
MDR-VG 25 EC
MDR-VG 31 EC

Characteristic curve

MDR-PG 18 EC - Characteristic curve

Dimensioned drawing

MDR-PG 18 EC - Dimensioned drawing [mm]

  1. Clear width
  2. External duct diameter
  3. Number of holes

Technical data

MDR-PG 18 EC - Technical data

Article MDR-PG 18 EC
Air flow volume 1.150 m³/h
Air volumenom 632 m³/h / in opt. efficiency
Pressure pfs, nom 382 Pa / in opt. efficiency
Rotating speed nnom 2.860 1/min / in opt. efficiency
Impeller type radial
Speed controllable −
Reversing capacity −
Type of voltage Alternating current
Rated voltage 230 V
Frequency 50 Hz
Nominal output 167 W / in opt. efficiency
Inom 1,23 A / in opt. efficiency
Imax 1,3 A
Degree of protection IP X5
Insulation class F
Pole-changeable −
Installation site Roof
Installation position vertical
Weight 20,82 kg
Weight including packaging 22,82 kg
Swivellable −
Nominal size 180 mm
Width 500 mm
Height 406 mm
Depth 500 mm
Width with packaging 530 mm
Height with packaging 430 mm
Depth with packaging 530 mm
Airstream temperature at IMax -25 °C up to 60 °C
Temperature class F
Packing unit 1 piece
Range E
GTIN (EAN) 4012799870319
Article number 0087.0031
Article MDR-PG 18 EC
Total efficiency η 40,3 %
Efficiency level N 78,4
Year of manufacture see rating plate
Manufacturer’s name / official registration number / manufacturer's place of establishment Maico Elektroapparate-Fabrik GmbH / Freiburg registration court, HRB 601233
Art. No. 0087.0031
PBEP / Air volumeBEP / Pfs, BEP 0,167 kW / 632 m³/h / 382 Pa
Information about dismantling and disposal see mounting instructions
Information about installation, operation and repairs see mounting instructions
Objects used to measure efficiency which are not described by the measurement category -
Sound power levelLWA5 82 dB

 

63 Hz

125 Hz

250 Hz

500 Hz

1 kHz

2 kHz

4 kHz

8 kHz

Total

LWA5, 2 V (dB(A))

16,6

24,2

28,4

32,6

49,8

30,7

21,1

13,8

49,5

LWA5, 4 V (dB(A))

30,7

44,9

49,6

50,7

53,9

62,1

54,5

40,1

63,2

LWA5, 6 V (dB(A))

38,3

49,5

60,7

62,1

65,2

66,1

70,7

57,6

73

LWA5, 8 V (dB(A))

42,1

53,8

67,1

69,4

73,2

73,7

73,1

72,5

79,3

LWA8, 2 V (dB(A))

18,6

26,4

35,3

39,1

47

33,3

20,8

14

47,7

LWA8, 4 V (dB(A))

31,2

46,5

48,1

53,1

56,4

61,9

53

0,8

63,4

LWA8, 6 V (dB(A))

38,8

52,4

58,1

63,8

67,3

68,7

67,5

58,9

73

LWA8, 8 V (dB(A))

43,1

56,4

64,8

70,9

74,6

75,9

71,5

72,4

80,1

LWA5= free inlet sound power level in dB.

LWA8= housing and free outlet sound power level in dB.

Product description

Productdescription

MDR-PG 18 EC

short description

Centrifugal roof fan with EC motor with integrated control for constant pressure, DN 180

Product description

Model with pressure control

  • Intelligent pressure control.
  • Setting of 2 pressure values possible.
  • Day-night transition.
  • Status of service switch, potential-free contact (can be loaded up to 230 V/2A).
  • Pressure control fault message, potential-free contact (can be loaded up to 230 V/2A).

Features

  • Attractive housing made from galvanised sheet steel.
  • Galvanized protective grille on the discharge side, protection against accidental contact in accordance with EN ISO 13857.
  • Cover can be easily removed for cleaning purposes.
  • Automatic fault message.
  • Integrated service switch.
  • IP X5 degree of protection.
  • Sturdy eyebolts enable transport by crane.
  • Conforms with DIN EN 60204-1 and DIN EN 60335-1.

Control

  • Intelligent control options via Modbus, 0-10 V, PWM or pressure control.
  • Output of fault messages.
  • Pressure sensor installed in fan housing of PG variants ready for use.

Motor and impeller

  • EC motor, 230 V, 50 Hz, or 400 V, 50 Hz.
  • Overload protection as standard.
  • No motor protection measures needed.

Electrical connection

  • Common mains connection (230 V, 50 Hz or 400 V, 50 Hz) for fan and control.
  • Mains connections each 3 x 1.5 mm² (or 7x 1.5 mm³) of type NYM-J.
  • Control cable from 0.5 mm².
  • Connection terminals for speed control by means of 0-10 V, PWM or potentiometer.
  • Connection terminal for status speed output (MDR 22 EC, MDR 25 EC, MDR 31 EC).
  • Connection terminal for Modbus output (MDR 22 EC, MDR 25 EC, MDR 31 EC.
  • Connection terminal for fault messages.

Table of contents

Wiring diagram

MDR-PG 18 EC - Wiring diagram

L/L1, N/N1 - 230V/50Hz power supply

PE ­ PE conductor

10 V / GND - 10 VDC power supply

E1 - Control voltage Speed input (0-10V)

D1 - not assigned

A1 - Motor speed output

33/34 - Potential-free contact Repair switch

A1/A2 (3K2) - Control contact Semiconductor relay

13/14 (3K2) - Switching contact Semiconductor relay

A - Control voltage Speed output (0-10 V) Differential pressure cell

13/14 - Potential-free contact Differential pressure cell

+Us/GND - Power supply Differential pressure cell (10-24 VDC)

1/2 - Potential-free contact Differential pressure cell

DDD - Differential pressure cell

REP - Repair switch

KK - Terminal box

M - Motor

* - Setpoint adjustment 1/2 S/R

** - Fault signal Repair switch

*** - Fault signal Pressure controller

**** - Semiconductor relay (3K2)



Predecessor - successor

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