VKM 250 EC Q

Inline centrifugal fans in steel casing
  • Maximum airflow: 2500 m3/h
  • Sound pressure level LpA at 3 m: 44 dB(A)
  • Motor type: EC
  • Impeller type: Centrifugal backward curved blades
  • Casing material: Coated steel
  • Installation in any position

Description

Unit of measurementVKM 250 EC Q
Connected air duct sizemm250
Minimum supply voltageV230
Maximum supply voltageV230
Power supply frequencyHz50/60
Rated powerW100
Unit currentA0.74
Maximum airflowm3/h2500
Sound pressure level LpA at 3 mdB(A)44
Transported air temperature (max)°С60
Transported air temperature (min)°С-25
Ingress protection ratingIPX4
Ingress protection rating of the driveIP44

1V2V3V4V5V6V7V8V9V10V010020030040050060070080090002004006008001,000Airflow [m3/h]Static pressure [Pa]

x1V2V3V4V5V6V7V8V9V10V
0210315412491574652723791835
2.558207.877
3.151311.696
3.593407.638
3.91485.833
4.206567.98
4.457645.172
4.678715.436
4.864782.692
4.95826.305
5.116205.755
6.302308.394
7.186403.278
7.673203.635
7.819480.667
8.412561.962
8.915638.347
9.357707.875
9.452305.094
9.729774.388
9.9817.613
10.231201.516
10.779398.921
11.729475.506
12.603301.798
12.618555.949
12.789199.402
13.372631.527
14.035700.319
14.372394.57
14.593766.089
14.849808.927
15.347197.291
15.638470.35
15.754298.507
16.824549.942
17.829624.714
17.905195.185
17.965390.226
18.714692.772
18.905295.223
19.457757.8
19.548465.202
19.799800.25
20.462193.084
21.03543.944
21.558385.891
22.055291.946
22.286617.912
23.02190.99
23.392685.236
23.457460.064
24.322749.524
24.749791.587
25.151381.567
25.206288.679
25.236537.957
25.578188.903
26.744611.122
27.367454.938
28.07677.714
28.136186.824
28.357285.423
28.744377.255
29.186741.263
29.442531.983
29.699782.939
30.694184.754
31.201604.348
31.276449.826
31.508282.178
32.337372.958
32.749670.209
33.251182.694
33.648526.025
34.05733.021
34.648774.31
34.658278.947
35.186444.729
35.658597.591
35.809180.643
35.93368.677
37.427662.724
37.809275.73
37.854520.084
38.367178.604
38.915724.801
39.096439.65
39.523364.413
39.598765.704
40.116590.855
40.925176.578
40.96272.529
42.06514.164
42.106655.261
43.005434.59
43.116360.17
43.482174.563
43.779716.606
44.111269.345
44.548757.123
44.573584.141
46.04172.563
46.266508.265
46.709355.948
46.784647.824
46.915429.552
47.261266.18
48.598170.577
48.643708.439
49.03577.453
49.498748.57
50.302351.75
50.412263.034
50.472502.39
50.824424.537
51.156168.606
51.462640.415
53.487570.793
53.508700.304
53.563259.91
53.714166.651
53.895347.577
54.447740.05
54.678496.542
54.734419.548
56.141633.036
56.271164.712
56.714256.807
57.487343.431
57.945564.164
58.372692.203
58.643414.587
58.829162.792
58.884490.723
59.397731.564
59.864253.729
60.819625.691
61.08339.313
61.387160.89
62.402557.567
62.553409.654
63.015250.676
63.091484.934
63.236684.139
63.945159.007
64.347723.116
64.673335.226
65.498618.383
66.166247.649
66.462404.754
66.503157.143
66.859551.006
67.297479.178
68.101676.116
68.266331.172
69.06155.301
69.297714.71
69.317244.65
70.176611.114
70.372399.886
71.317544.483
71.503473.458
71.618153.481
71.859327.152
72.467241.679
72.965668.137
74.176151.682
74.246706.348
74.281395.054
74.854603.888
75.452323.167
75.618238.74
75.709467.775
75.774538.001
76.734149.907
77.829660.205
78.191390.259
78.769235.831
79.045319.221
79.196698.033
79.292148.156
79.533596.706
79.915462.132
80.231531.561
81.849146.43
81.92232.956
82.101385.503
82.638315.314
82.694652.323
84.121456.531
84.146689.769
84.211589.572
84.407144.728
84.688525.168
85.07230.115
86.01380.788
86.231311.448
86.965143.052
87.558644.495
88.221227.31
88.327450.974
88.889582.489
89.096681.56
89.146518.823
89.523141.401
89.824307.626
89.92376.117
91.372224.542
92.08139.773
92.422636.722
92.533445.463
93.417303.848
93.568575.459
93.603512.528
93.829371.49
94.045673.407
94.523221.811
94.638138.17
96.739440
97.01300.117
97.196136.59
97.286629.009
97.673219.121
97.739366.911
98.06506.287
98.246568.486
98.995665.315
99.754135.034
100.603296.435
100.824216.471
100.945434.589
101.648362.38
102.151621.359
102.312133.501
102.518500.102
102.925561.571
103.945657.286
103.975213.864
104.196292.803
104.869131.991
105.151429.23
105.558357.901
106.975493.975
107.015613.775
107.126211.3
107.427130.503
107.603554.718
107.789289.223
108.895649.324
109.357423.926
109.467353.474
109.985129.038
110.276208.781
111.382285.695
111.432487.91
111.879606.259
112.281547.93
112.543127.594
113.377349.102
113.427206.308
113.563418.68
113.844641.432
114.975282.218
115.101126.172
115.889481.907
116.578203.879
116.744598.815
116.96541.21
117.286344.787
117.658124.772
117.769413.493
118.568278.792
118.794633.613
119.729201.495
120.216123.392
120.347475.971
121.196340.531
121.608591.447
121.638534.559
121.975408.368
122.161275.417
122.774122.033
122.879199.155
123.744625.87
124.804470.103
125.106336.336
125.332120.695
125.754272.093
126.03196.857
126.181403.306
126.317527.982
126.472584.157
127.889119.376
128.694618.206
129.015332.203
129.181194.6
129.261464.307
129.347268.819
130.387398.311
130.447118.078
130.995521.481
131.337576.948
132.332192.385
132.925328.135
132.94265.594
133.005116.799
133.643610.625
133.719458.584
134.593393.384
135.482190.209
135.563115.539
135.673515.058
136.201569.824
136.533262.42
136.834324.134
138.121114.298
138.176452.937
138.593603.129
138.633188.073
138.799388.528
140.126259.294
140.352508.717
140.678113.076
140.744320.201
141.065562.787
141.784185.975
142.633447.369
143.005383.744
143.236111.872
143.543595.723
143.719256.218
144.653316.339
144.935183.914
145.03502.461
145.794110.686
145.93555.841
147.091441.883
147.211379.036
147.312253.19
148.085181.89
148.352109.518
148.493588.408
148.563312.549
149.709496.291
150.794548.989
150.905250.211
150.91108.368
151.236179.901
151.417374.404
151.548436.48
152.472308.83
153.442581.189
153.467107.234
154.387177.948490.211
154.498247.28
155.623369.852
155.658542.234
156.005431.163
156.025106.117
156.382305.182
157.538176.028
158.091244.397
158.392574.068
158.583105.017
159.065484.225
159.829365.381
160.292301.602
160.462425.936
160.523535.58
160.688174.141
161.141103.933
161.683241.561
163.342567.048
163.699102.864
163.744478.333
163.839172.287
164.035360.994
164.201298.089
164.92420.799
165.276238.772
165.387529.028
166.256101.812
166.99170.464
168.111294.642
168.241356.693
168.292560.134
168.422472.541
168.814100.774
168.869236.031
169.377415.755
170.141168.671
170.251522.583
171.37299.751
172.02291.26
172.447352.477
172.462233.336
173.101466.849
173.241553.327
173.292166.909
173.834410.802
173.9398.742
175.116516.248
175.93287.941
176.055230.687
176.442165.175
176.48797.747
176.653348.344
177.779461.262
178.191546.631
178.292405.938
179.04596.766
179.593163.469
179.648228.084
179.839284.684
179.98510.026
180.859344.292
181.60395.798
182.457455.78
182.744161.79
182.749401.162
183.141540.05
183.241225.527
183.749281.487
184.16194.843
184.844503.918
185.065340.321
185.895160.137
186.71993.901
186.834223.015
187.136450.403
187.206396.473
187.658278.349
188.091533.586
189.045158.51
189.271336.427
189.27692.971
189.709497.924
190.427220.549
191.568275.269
191.663391.868
191.814445.13
191.83492.053
192.196156.907
193.04527.241
193.477332.609
194.02218.127
194.39291.146
194.573492.042
195.347155.328
195.477272.245
196.121387.348
196.493439.956
196.9590.251
197.613215.749
197.683328.865
197.99521.014
198.498153.772
199.387269.276
199.437486.27
199.50889.367
200.578382.909
201.171434.882
201.206213.416
201.648152.238
201.889325.193
202.06588.492
202.94514.901
203.297266.36
204.302480.605
204.62387.629
204.799150.727211.127
205.035378.551
205.849429.903
206.096321.593
207.18186.774
207.206263.497
207.889508.901
207.95149.236
208.392208.881
209.166475.045
209.493374.272
209.73985.93
210.302318.061
210.528425.018
211.101147.767
211.116260.685
211.985206.678
212.29785.094
212.839503.011
213.95370.072
214.03469.59
214.251146.319
214.508314.596
214.85484.267
215.025257.921
215.206420.225
215.578204.516
217.402144.89
217.41283.449
217.789497.23
218.407365.947
218.714311.196
218.895464.235
218.935255.206
219.171202.394
219.884415.522
219.9782.638
220.553143.481
222.52881.835
222.739491.555
222.764200.311
222.844252.538
222.864361.898
222.92307.859
223.704142.091
223.759458.98
224.563410.907
225.08581.039
226.357198.267
226.754249.914
226.854140.72
227.126304.584
227.322357.922
227.64380.251
227.688485.983
228.623453.823
229.241406.377
229.95196.259
230.005139.367
230.20179.47
230.663247.335
231.332301.369
231.779354.018
232.638480.513
232.75978.695
233.156138.031
233.487448.76
233.543194.287
233.92401.93
234.573244.798
235.31777.928
235.538298.212
236.236350.185
236.307136.712
237.136192.35
237.588475.142
237.87477.166
238.352443.791
238.482242.302
238.598397.564
239.457135.41
239.744295.111
240.43276.412
240.694346.421
240.729190.446
242.392239.846
242.538469.868
242.608134.124
242.9975.663
243.216438.913
243.276393.277
243.95292.064
244.322188.575
245.151342.725
245.54874.92
245.759132.854
246.302237.428
247.487464.689
247.915186.735
247.955389.067
248.08434.123
248.10674.184
248.156289.07
248.91131.599
249.608339.095
250.211235.047
250.66373.453
251.508184.926
252.06130.359
252.362286.126
252.437459.603
252.633384.931
252.945429.421
253.22172.728
254.065335.53
254.121232.703
255.101183.145
255.211129.132
255.77972.008
256.568283.231
257.312380.867
257.387454.607
257.809424.804
258.03230.393
258.33771.294
258.362127.92
258.523332.029
258.694181.393
260.774280.384
260.89570.584
261.513126.72
261.94228.117
261.99376.874
262.286179.667
262.337449.698
262.673420.27
262.98328.589
263.45269.88
264.663125.534
264.98277.581
265.849225.875
265.879177.967
266.0169.18
266.668372.949
267.286444.876
267.437325.21
267.538415.816
267.814124.359
268.56868.486
269.186274.823
269.472176.292
269.759223.664
270.965123.196
271.12667.795
271.347369.089
271.895321.89
272.236440.137
272.402411.441
273.065174.64
273.392272.105
273.668221.485
273.68367.109
274.116122.045
276.025365.293
276.24166.427
276.352318.628
276.658173.01
277.186435.48
277.266120.904407.143
277.578219.336
277.598269.428
278.79965.75
280.251171.402
280.417119.774
280.704361.559
280.809315.422
281.35765.076
281.487217.217
281.804266.79
282.131402.919
282.136430.902
283.568118.653
283.844169.814
283.91564.405
285.266312.271
285.382357.884
285.397215.126
286.01264.189
286.47263.739
286.719117.543
286.995398.768
287.085426.401
287.437168.245
289.0363.076
289.307213.062
289.724309.173
289.869116.442
290.06354.266
290.216261.626
291.03166.694
291.58862.416
291.859394.687
292.035421.974
293.02115.35
293.216211.025
294.14661.759
294.181306.127
294.422259.097
294.623165.16
294.739350.703
296.171114.268
296.70461.105
296.724390.675
296.985417.619
297.126209.014
298.216163.642
298.628256.603
298.638303.132
299.26160.453
299.322113.195
299.417347.193
301.035207.027
301.588386.729
301.809162.138
301.81959.805
301.935413.335
302.472112.131
302.834254.142
303.096300.185
304.096343.734
304.37759.159
304.945205.064
305.402160.65
305.623111.075
306.452382.848
306.884409.119
306.93558.515
307.04251.713
307.553297.286
308.774110.028340.325
308.854203.123
308.995159.175
309.49357.873
311.246249.315
311.317379.029
311.834404.968
311.925108.989
312.01294.434
312.0557.233
312.588157.715
312.764201.205
313.452336.966
314.60856.595
315.075107.958
315.452246.947
316.181156.268375.27
316.467291.626
316.673199.307
316.784400.881
317.16655.959
318.131333.653
318.226106.935
319.658244.607
319.72455.324
319.774154.834
320.583197.429
320.925288.861
321.045371.571
321.377105.919
321.734396.856
322.28154.691
322.809330.388
323.367153.412
323.864242.294
324.493195.571
324.528104.911
324.83954.058
325.382286.138
325.91367.93
326.683392.892
326.96152.002
327.39753.427
327.487327.168
327.678103.91
328.07240.008
328.402193.73
329.839283.455
329.95552.796
330.553150.605
330.774364.345
330.829102.916
331.633388.986
332.166323.993
332.276237.747
332.312191.906
332.51352.166
333.98101.929
334.146149.218
334.297280.812
335.0751.537
335.638360.815
336.221190.099
336.482235.509
336.583385.139
336.844320.861
337.131100.948
337.62850.908
337.739147.842
338.754278.205
340.131188.306
340.18650.278
340.28199.974
340.503357.338
340.688233.295
341.332146.476
341.523317.771
341.533381.349
342.74449.649
343.211275.635
343.43299.006
344.04186.528
344.895231.102
344.925145.12
345.30249.019
345.367353.913
346.201314.722
346.482377.615
346.58398.044
347.668273.1
347.85948.389
347.95184.764
348.518143.773
349.101228.93
349.73497.088
350.231350.538
350.41747.759
350.879311.713
351.432373.935
351.859183.013
352.111142.436
352.126270.597
352.88496.137
352.97547.127
353.307226.776
355.096347.211
355.53346.495
355.558308.743
355.704141.106
355.769181.275
356.03595.192
356.382370.308
356.583268.127
357.513224.642
358.09145.861
359.18694.252
359.297139.785
359.678179.55
359.96343.932
360.236305.81
360.64845.226
361.04265.686
361.332366.733
361.719222.524
362.33793.316
362.889138.472
363.20644.589
363.588177.837
364.824340.698
364.915302.914
365.48792.386
365.498263.275
365.76443.951
365.925220.422
366.281363.208
366.482137.165
367.498176.138
368.32243.31
368.63891.46
369.593300.054
369.688337.508
369.955260.891
370.075135.866
370.131218.334
370.87942.668
371.231359.733
371.407174.45
371.78990.538
373.43742.024
373.668134.572
374.271297.228
374.337216.26
374.412258.532
374.553334.36
374.9489.621
375.317172.775
375.99541.377
376.181356.306
377.261133.285
378.09188.707
378.543214.199
378.55340.727
378.869256.199
378.95294.434
379.226171.112
379.417331.254
380.854132.002
381.11140.075
381.131352.925
381.24187.797
382.749212.149
383.136169.461
383.327253.888
383.628291.673
383.66839.419
384.281328.187
384.39286.891
384.447130.725
386.08349.591
386.22638.761
386.955210.109
387.045167.822
387.54385.987
387.784251.599
388.04129.452
388.307288.943
388.78438.099
389.146325.158
390.69485.087
390.955166.193
391.03346.3
391.161208.081
391.34237.433
391.633128.184
392.241249.33
392.985286.243
393.84484.19
393.936.764
394.01322.165
394.864164.577
395.226126.918
395.367206.062
395.98343.052
396.45736.091
396.699247.082
396.99583.295
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7150
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8870
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9310
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9680
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980.056.886
9850

1V2V3V4V5V6V7V8V9V10V0100200300400500600700800900020406080100120Airflow [m3/h]Power [W]

x1V2V3V4V5V6V7V8V9V10V
016.426.737.948.259.770.781.793.1100.3
2.55816.394
3.15126.708
3.59337.904
3.9148.193
4.20659.711
4.45770.702
4.67881.7
4.86493.105
4.95100.307
5.11616.389
6.30226.716
7.18637.907
7.67316.383
7.81948.187
8.41259.722
8.91570.704
9.35781.701
9.45226.723
9.72993.109
9.9100.314
10.23116.378
10.77937.911
11.72948.18
12.60326.731
12.61859.733
12.78916.372
13.37270.707
14.03581.701
14.37237.914
14.59393.114
14.849100.321
15.34716.367
15.63848.174
15.75426.739
16.82459.744
17.82970.709
17.90516.362
17.96537.918
18.71481.701
18.90526.747
19.45793.118
19.54848.168
19.799100.328
20.46216.357
21.0359.755
21.55837.921
22.05526.754
22.28670.711
23.0216.352
23.39281.701
23.45748.161
24.32293.122
24.749100.335
25.15137.925
25.20626.762
25.23659.766
25.57816.347
26.74470.713
27.36748.155
28.0781.702
28.13616.342
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28.74437.929
29.18693.126
29.44259.776
29.699100.341
30.69416.337
31.20170.715
31.27648.149
31.50826.777
32.33737.932
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33.25116.333
33.64859.787
34.0593.131
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34.65826.784
35.18648.143
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35.80916.328
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40.92516.321
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42.0659.807
42.10681.702
43.00548.131
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481.45738.03
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50916.2
509.824100.522
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524.57338.003
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546.78459.996
547.33748.283
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62727
627.49892.988
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778.11659.982
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832.75481.718
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833.51370.679
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846.39292.891
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846.88470.685
851.25692.893
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851.357100.36
851.46781.795
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860.25670.708
860.82481.833
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864.71470.72
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865.84992.906
866.206100.422
869.17170.733
870.18181.865
870.71492.914
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880.44292.935
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882.54370.783
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886.005100.54
88770.8
888.89581.904
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893.57381.906
895.03592.974
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898.25181.904
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900.854100.646
902.9381.899
904.76493.004
905.804100.679
907.60881.889
909.62893.02
910.754100.709
912.28681.875
914.49393.036
915.704100.734
916.96581.859
919.35793.052
920.653100.755
921.64381.84
924.22193.068
925.603100.769
926.32281.821
929.08593.084
930.553100.776
93181.8
933.9593.1
935.503100.774
938.81493.115
940.452100.762
943.67893.13
945.402100.74
948.54393.144
950.352100.706
953.40793.159
955.302100.658
958.27193.172
960.251100.6
963.13693.186
965.201100.531
96893.2
970.151100.455
975.101100.373
980.05100.288
985100.2

ECODESIGN

TrademarkVents
ModelVKM 250 EC Q
Specific energy consumption (SEC) (kWh/(m2/a))ColdAverageWarm
54.6A+27.5B12E
Type of ventilation unitUnidirectional
Type of drive installedVariable speed
Type of heat recovery systemNone
Maximum flow rate (m3/h)920
Electric power input (W)105
Reference flow rate (m3/s)0.179
Reference pressure difference (Pa)50
Specific power input (SPI) (W/(m3/h))0.061
Control typologyLocal demand control
Maximum external leakage rates (%)2.7
Declared typologyRVU UVU
Sound power level (dB(A))58
The annual electricity consumption (AEC) (kWh/a)ColdAverageWarm
323232
The annual heating saved (AHS) (kWh/a)ColdAverageWarm
553628301280

Dimensions

Vents VKM 250 EC Q - Dimensions

ØDØD1BB1HLL1L2L3
248345395355435250253040

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