KLRF
Table of contents:
Product description
Axial fans for localised ventilation or stationary cooling. Equipped as standard with a frequency converter for infinitely variable adjustment of the fan speed and thus the fan capacity. Built on a mobile frame with adjustable air discharge angle.
- Standard diameter range: 400 – 1000mm
- Operating temperatures: -20 to +40°C
- Equipped with frequency converter
- Impeller material: Blades: fibreglass-reinforced polypropylene, hub: aluminium
- Power of installed motors: 0.37 -3.0kW
- Motor speeds: 1500, 1000 min-1
- Motors fitted with closed bearings, maintenance-free
- Three-phase motors adapted as standard for speed control by a frequency converter
- Steel housings
- Corrosion-protected housings – powder-coated
Special executions:
- Housing and frame material in stainless steel
- Positioning of several fans on one frame
Construction
Housing
Motor
Rotor
Housing:
- Machined from structural steel sheet. Equipped with flange and inlet hopper made of casing shell
- Equipped with protective grids at inlet and outlet
- Protected against corrosion by powder coating. Painted in colour: RAL 9005 (black)
Housing optional execution:
- Corrosion protection by hot-dip galvanising
- Material: stainless steel grade 1.4301
- Material: aluminium
- Painted in another RAL colour
Motor:
- Asynchronous 1 or 3 phase
- Supply voltage: 3~ 230/400V
- Efficiency class: IE 3
- Insulation class: F
- Degree of protection: IP 55
- Cast aluminium motor housing
Motor optional execution:
- Supply voltage: 460V
- Supply frequency: 60Hz
- Efficiency class: IE 4
- Motor insulation class: H
- Degree of protection: IP 56, IP66
- Winding temperature sensors
Rotor:
- Blades made of glass fibre reinforced polypropylene, hub made of die-cast aluminium
- High flow capacity in the low pressure range
- Dynamically balanced to class G-6.3 according to ISO 1940-1
Technical data
Specification
| Nr kat. | Type fan | Motor power [kW] | Current at 3~230V [A] | Speed [min -1] | Maximum capacity [m3/h] | Maximum total pressure [Pa] | Sound level [dB(A)]* | Weight [kg]** | |
|---|---|---|---|---|---|---|---|---|---|
| 623 | KLRF400/0,37-4/8 | 0.37 | 1.7 | 1335 | 5665 | 100 | 59 | 25 |
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| 624 | KLRF400/0,37-4/6 | 0.37 | 1.7 | 1335 | 6698 | 105 | 58 | 26 |
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| 625 | KLRF450/0,55-4/8 | 0.55 | 2.39 | 1400 | 8380 | 135 | 62 | 28 |
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| 626 | KLRF500/0,37-4/6 | 0.37 | 1.7 | 1335 | 7725 | 120 | 59 | 60 |
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| 627 | KLRF500/0,55-4/8 | 0.55 | 2.39 | 1400 | 8580 | 150 | 61 | 62 |
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| 628 | KLRF500/0,75-4/8 | 0.75 | 3.04 | 1420 | 10961 | 155 | 64 | 65 |
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| 629 | KLRF560/0,37-4/8 | 0.37 | 1.7 | 1335 | 7510 | 145 | 58 | 59 |
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| 630 | KLRF560/0,75-4/8 | 0.75 | 3.04 | 1420 | 11500 | 203 | 62 | 63 |
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| 631 | KLRF560/1,1-4/8 | 1.1 | 4.32 | 1445 | 15331 | 210 | 65 | 66 |
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| 632 | KLRF630/0,75-4/6 | 0.75 | 3.04 | 1420 | 13048 | 202 | 64 | 66 |
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| 633 | KLRF630/1,5-4/5 | 1.5 | 5.73 | 1445 | 17922 | 215 | 68 | 69 |
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| 634 | KLRF710/0,75-4/5 | 0.75 | 3.04 | 1420 | 14595 | 212 | 57 | 59 |
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| 635 | KLRF710/1,5-4/5 | 1.5 | 5.73 | 1445 | 20230 | 230 | 61 | 62 |
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| 636 | KLRF800/0,75-6/6 | 0.75 | 3.36 | 935 | 19939 | 110 | 58 | 59 |
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| 637 | KLRF800/1,1-6/5 | 1.1 | 4.67 | 945 | 23826 | 120 | 61 | 63 |
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| 638 | KLRF800/1,5-6/6 | 1.5 | 6.25 | 949 | 25759 | 110 | 64 | 66 |
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| 639 | KLRF900/0,75-6/5 | 0.75 | 3.36 | 935 | 21099 | 150 | 59 | 60 |
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| 640 | KLRF900/1,1-6/5 | 1.1 | 4.67 | 945 | 25605 | 150 | 61 | 63 |
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| 641 | KLRF900/1,5-6/5 | 1.5 | 6.25 | 949 | 27402 | 160 | 63 | 64 |
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| 642 | KLRF900/2,2-4/5 | 2.2 | 7.86 | 1435 | 28730 | 320 | 67 | 69 |
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| 643 | KLRF1000/1,5-6/9 | 1.5 | 6.25 | 949 | 25731 | 215 | 66 | 68 |
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| 644 | KLRF1000/2,2-6/9 | 2.2 | 8.85 | 955 | 32530 | 220 | 68 | 70 |
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| 645 | KLRF1000/3-4/5 | 3 | 10.47 | 1435 | 33356 | 310 | 69 | 71 |
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Characteristics
1500 RPM
1000 RPM
KLRF400
KLRF450
KLRF500
KLRF560
KLRF630
KLRF710
KLRF1000
KLRF800
KLRF900
KLRF1000
Dimensions
Dimensions
| Catalogue number | Fan | D | L | s | H | ØDz |
|---|---|---|---|---|---|---|
| 623 | KLRF400/0,37-4/8 | 400 | 661 | 655 | 780 | 500 |
| 624 | KLRF450/0,37-4/6 | 450 | 661 | 705 | 805 | 550 |
| 625 | KLRF450/0,55-4/8 | 450 | 661 | 705 | 805 | 550 |
| 626 | KLRF500/0,37-4/6 | 500 | 661 | 755 | 830 | 600 |
| 627 | KLRF500/0,55-4/8 | 500 | 661 | 755 | 830 | 600 |
| 628 | KLRF500/0,75-4/8 | 500 | 661 | 755 | 830 | 600 |
| 629 | KLRF560/0,37-4/8 | 560 | 848 | 830 | 1015 | 660 |
| 630 | KLRF560/0,75-4/8 | 560 | 848 | 830 | 1015 | 660 |
| 631 | KLRF560/1,1-4/8 | 560 | 848 | 830 | 1015 | 660 |
| 632 | KLRF630/0,75-4/6 | 630 | 848 | 900 | 1050 | 730 |
| 633 | KLRF630/1,5-4/5 | 630 | 848 | 900 | 1050 | 730 |
| 634 | KLRF710/0,75-4/5 | 710 | 848 | 980 | 1090 | 810 |
| 635 | KLRF710/1,5-4/5 | 710 | 848 | 980 | 1090 | 810 |
| 636 | KLRF800/0,75-6/6 | 800 | 848 | 1070 | 1125 | 900 |
| 637 | KLRF800/1,1-6/5 | 800 | 848 | 1070 | 1125 | 900 |
| 638 | KLRF800/1,5-6/6 | 800 | 848 | 1070 | 1125 | 900 |
| 639 | KLRF900/0,75-6/5 | 900 | 1190 | 1235 | 1430 | 1000 |
| 640 | KLRF900/1,1-6/5 | 900 | 1190 | 1235 | 1430 | 1000 |
| 641 | KLRF900/1,5-6/5 | 900 | 1190 | 1235 | 1430 | 1000 |
| 642 | KLRF900/2,2-4/5 | 900 | 1190 | 1235 | 1430 | 1000 |
| 643 | KLRF1000/1,5-6/9 | 1000 | 1190 | 1335 | 1480 | 1100 |
| 644 | KLRF1000/2,2-6/9 | 1000 | 1190 | 1335 | 1480 | 1100 |
| 645 | KLRF1000/3-4/5 | 1000 | 1190 | 1335 | 1480 | 1100 |