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Home • Products • Fans • Duct fans • RKA
I01  •  Plastic duct fansdownloads

RKA

Centrifugal plastic in line duct fan

Application

  • RKA fans are designed to be built-in in circular ducts
  • They are used for ventilation in many applications such as offices, restaurants, technical rooms or other
  • The range consists of 6 sizes and 2 types and covers an air flow range up to 1700 m³/h
  • Easy installation in any position

Composition

  • Strong and heavily inflammable plastic casing with integrated terminal box
  • High efficiency through guide vanes   
  • High reliability and long service life
  • External-rotor motor with overheat protection
  • Supply: 230Vac 1ph
  • Protection: IP44
  • Insulation class: B
  • Backward curved centrifugal impeller
  • RKA100 – RKA315: impeller made of plastic
  • RKA315L: impeller made of coated sheet steel
  • Very high efficiency 
  • Balanced according to DIN ISO 1940 standard
  • RKA fans can be easily and precisely regulated by simply reducing the voltage.

Accessories

  • Electronic controller type MTY-1
  • Auto transformer type BTRN-1
  • Wall console type MRK
  • Clamping strip type BMK
  • Safety grill type BSV

Order example

RKA 125 + MTY1 + MRK1

RKA: type of fan

125: diameter

MTY1: speed controller

MRK1: console

Articles

Article number Type Diameter [mm] Model
  I010173001000RKA 100 100 Standard
  I01017300100LRKA 100L 100 L (large)
  I010173001250RKA 125 125 Standard
  I01017300125LRKA 125L 125 L (large)
  I010173001600RKA 160 160 Standard
  I01017300160LRKA 160L 160 L (large)
  I010173002000RKA 200 200 Standard
  I01017300200LRKA 200L 200 L (large)
  I010173002500RKA 250 250 Standard
  I01017300250LRKA 250L 250 L (large)
  I010173003150RKA 315 315 Standard
  I01017300315LRKA 315L 315 L(Large)

Air performance data

Qv [m³/h]

0 Pa

50 Pa

100 Pa

150 Pa

200 Pa

300 Pa

400 Pa

RKA 100

 210 165 100 - - - -

RKA 100L

 300 265 225 175 120 - -

RKA 125

 245 190 110 - - - -

RKA 125L

 355 320 260 205 135 - -

RKA 160

 440 390 325 250 155 - -

RKA 160L

 700 625 545 460 375 175 -

RKA 200

 750 660 590 500 400 195 -

RKA 200L

 955 860 785 680 595 345 145

RKA 250

 800 710 625 525 430 195 -

RKA 250L

 995 900 820 720 625 370 150

RKA 315

 1280 1200 1110 1025 900 660 360
RKA 315L 1700 1600 1500 1400 1300 1040 745

Pressure loss graph

Technical data

Type Voltage [V] Speed [tpm] Power [W] Current [A] Transformer controller Electronic controller Capacitor [µF]

Tmax [°C]

 Sound pressure level at 3m [dB(A)]
Free field

RKA 100

230 / AC Mono

2500

24

0.11

BTRN-1-1

 MTY-1* 1 45 35

RKA 100L

230 / AC Mono

 2500 58 0.26 BTRN-1-1 MTY-1* 2 50 39
RKA 125

230 / AC Mono

 2500 24 0.11 BTRN-1-1 MTY-1* 1 45 39
RKA 125L

230 / AC Mono

 2350 58 0.26 BTRN-1-1 MTY-1* 2 50 44
RKA 160

230 / AC Mono

 2400 58 0.26 BTRN-1-1 MTY-1* 2 50 44
RKA 160L

230 / AC Mono

 2400 85 0.38 BTRN-1-1 MTY-1* 3 40 53
RKA 200

230 / AC Mono

 2500 85 0.38 BTRN-1-1 MTY-1* 3 40 51
RKA 200L

230 / AC Mono

 2550 130 0.57 BTRN-1-1 - 4 50 52
RKA 250

230 / AC Mono

 2500 85 0.38 BTRN-1-1 MTY-1* 3 40 44

RKA 250L

230 / AC Mono

 2550 130 0.51 BTRN-1-1 - 4 50 47

RKA 315

230 / AC Mono

 2450 155 0.70 BTRN-1-1 - 5 50 48

RKA 315L

230 / AC Mono

2350

 255 1 BTRN-1-2 - 7 40 50

*Causion: an electronic controller can produce a magnetic noise

        

Technical data

U [V]

 P [W] I [A]

SCT

SCE

tm [°C]

n [rpm]

 Lpa @ 3m [dB(A)]

RKA 100

 1 x 230 24 0.11 BTRN-1-S1 MTY-1* 45 2500 35

RKA 100L

 1 x 230 58 0.26 BTRN-1-S1 MTY-1* 50 2500 39

RKA 125

 1 x 230 24 0.11 BTRN-1-S1 MTY-1* 45 2500 39

RKA 125L

 1 x 230 58 0.26 BTRN-1-S1 MTY-1* 50 2350 44

RKA 160

 1 x 230 58 0.26 BTRN-1-S1 MTY-1* 50 2400 44

RKA 160L

 1 x 230 85 0.38 BTRN-1-S1 MTY-1* 40 2400 53

RKA 200

 1 x 230 85 0.38 BTRN-1-S1 MTY-1* 40 2500 51

RKA 200L

 1 x 230 130 0.57 BTRN-1-S1 - 50 2550 52

RKA 250

 1 x 230 85 0.38 BTRN-1-S1 MTY-1* 40 2500 44

RKA 250L

 1 x 230 130 0.51 BTRN-1-S1 - 50 2550 47

RKA 315

 1 x 230 155 0.70 BTRN-1-S1 - 50 2450 48
RKA 315L 1 x 230 255 1 BTRN-1-1 - 40 2350 50

SCT = transformer speed controller

SCE = electronic speed controller

 *Caution: an electronic controller can produce a magnetic noise

tm = maximum air temperature

Lpa = Sound pressure level

Dimensions

I1 [mm]

I2 [mm]

I3 [mm]

I4 [mm]

I5 [mm]

Ø D [mm]

Ø d1 [mm]

Ø d2 [mm]

Kg

RKA 100

 247 30 30 101 18 288 251 99 1.95

RKA 100L

 247 30 30 101 18 288 251 99 1.95

RKA 125

 247 30 30 101 18 288 251 124 2.05

RKA 125L

 247 30 30 101 18 288 251 124 2.05

RKA 160

 230 30 30 84 18 379 340 159 3.25

RKA 160L

 230 30 30 84 18 379 340 159 3.80

RKA 200

 230 30 30 84 18 379 340 199 3.80

RKA 200L

 260 30 30 84 18 379 340 199 4.40

RKA 250

 230 30 30 84 18 379 340 249 3.80

RKA 250L

 260 30 30 84 18 379 340 249 4.40

RKA 315

 275 30 30 106 18 452 404 314 5.40
RKA 315L 275 30 30 106 18 452 404 314 6.80
I01.017.3A  •  Subject to technical modification
downloads
Wiring / Diagram / Wiring Diagram
Instruction Manual
datasheet
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