MTD Series

MIXED FLOW IN-LINE DUCT FAN

Mixed Flow In-Line Duct Fan – MTD Series

Specifically designed for direct connection with

industrial circular ducting of standard diameter. Dimension

Incorporate a powerful motor which is factory

matched to a mixed flow impeller. MTD 100/1
Delivers high airflow performance with minimum
noise generation and high static pressure 151
typically found in ducted ventilation systems. Ø4.5
82

Model 200 and below are manufactured in tough

reinforced plastic, while models 250 & 315 in
steel casing. All models are finished in tough
epoxy-polyester paint coating.
Impeller blades of model 200 & below are
28
moulded in tough ABS plastic, models 250 & 315 47.5 28 Ø 97

are constructed from pressed galvanised sheet 232 Ø 137.5

steel. 1.4 kg
Easy installation and maintenance - support
brackets allow the motor and impeller assembly
to be fitted or removed without dismantling the
adjacent ducting.
MTD 100/2 - 315
Fitted with direct connection two speed motors
as standard with thermal overload protection. All J
motors are suitable for speed control regulation Ø5.5 E
using electronic or auto-transformer.
Max. operating temperature +40 ºC.

Kruger Ventilation Industries Pte Ltd certifies that

the MTD series shown herein is licensed to bear
the AMCA Seal. The ratings shown are based on G ØD
tests and procedures performed in accordance
with AMCA publication 211 and AMCA publication A ØB
311 and comply with the requirements of the
AMCA Certified Ratings Program. Models MTD
100/2-6 and MTD 125-6 are not licensed by AMCA
International.

Model A B C D E F G H J kg

MTD 100/2 303 176 115 97 100 90 80 60 188 2.0

MTD 100/2-6 303 176 115 97 100 90 80 60 188 2.0

MTD 125 258 176 115 123 100 90 80 60 188 2.0

MTD 125-6 258 176 115 123 100 90 80 60 188 2.0

MTD 160 275 200 127 157 112 130 80 60 212 4.9

MTD 200 302 217 141 198 124 140 100 94 232.5 4.9

MTD 250 386 272 192 248 155 168 145 140 291 9.4

MTD 315 450 336 224 312 188 210 182 178 356 14.0
All dimensions in mm.
 Performance Data - 50Hz

80 MTD 100/1 160 MTD 100/2

60 120

H
40 80 70
76 78 67 H

76 78 67 71
20 L 40
L
75 78 64 68

0 76 77 64 70
0
0 20 40 60 80 100 120 140 160 0 50 100 150 200 250
3
Flow Rate (m /h) Flow Rate (m3/h)

160 MTD 125 300 MTD 160

120
200

80 70 67
67 75 H
H

75
100 62 67
66
40
L 59 67
L 63 73

63 73 61 69
0 0
0 100 200 300 400 0 100 200 300 400 500 600
3
Flow Rate (m /h) Flow Rate (m3/h)

400
MTD 200 600 MTD 250/1

500
300
80
400
75
79 77
80
H 300
200 73
70 82 H
73 200 75
100 L
L 75
100 72

68 75 72 75
0 0
0 200 400 600 800 1000 0 200 400 600 800 1000
3
Flow Rate (m3/h) Flow Rate (m /h)

600 MTD 250/2 800 MTD 315

500
600
400
77 80
300 400
74 78 H H
86
200
76 73
200 80
77
100 78
72
L 74
L
72 77 74 80
0 0
0 400 800 1200 1600 0 400 800 1200 1600 2000
3
Flow Rate (m3/h) Flow Rate (m /h)
- Speed (RPM) shown is nominal. Performance is based on actual speed of test.
- Performance ratings do not include the effects of appurtenances (accessories).
- Values shown are fan inlet Lw(A) sound power level for installation type D: ducted inlet, ducted outlet. Ratings include the effect of duct and correction.
 Performance Data - 60Hz

100 MTD 100/1 250 MTD 100/2-6

80 200

60 150

H
H
40 68 100
63
64 67
60 66
20 L 50 64 66
59 66 L
63 66
57 66 62 66
0 0
0 20 40 60 80 100 120 140 160 0 50 100 150 200 250 300
Flow Rate (m 3/h) Flow Rate (m3/h)

200 MTD 125-6 350 MTD 160

300
160
250
120 200
H 78 H

L 150
80 66 73
59 66
100
65 70
40 63 66
62 66 50 L
58
60 68 67 69
0 0
0 100 200 300 400 0 100 200 300 400 500 600
Flow Rate (m 3/h) 3
Flow Rate (m /h)

500 MTD 200 800 MTD 250/1

700
400
600

83 500
300
H
400 83
H
200 78 300
78
77
L 68 200 74
100
70 79
66 73 100
L 71
66 74 72 76
0 0
0 200 400 600 800 1000 0 200 400 600 800 1000 1200
Flow Rate (m3/h) Flow Rate (m 3/h)

700 MTD 250/2 900 MTD 315

600
800
700
500
600
400 74 79 500
H
400 81
300 H
74 77 300 92
200
200
68 77 70 81
100 L 100
74
72
L 72 81
70 77 0
0
0 200 400 600 800 1000 1200 1400 0 400 800 1200 1600 2000
3
Flow Rate (m3/h) Flow Rate (m /h)
- Speed (RPM) shown is nominal. Performance is based on actual speed of test.
- Performance ratings do not include the effects of appurtenances (accessories).
- Values shown are fan inlet Lw(A) sound power level for installation type D: ducted inlet, ducted outlet. Ratings include the effect of duct and correction.
- MTD 100/2-6 and MTD 125-6 are not licensed by AMCA.
 Technical Data

Technical Data
Max Q Power Motor N° Max Insulation dB (A)
Model Phase Hz RPM
m3/h W Protection Pole Amp Class at 3m
148 / 125 33 / 20 IP44 1 2 50 0.25 / 0.15 B 58 / 56 2400 / 2150
MTD 100/1
145 / 85 31 / 21 IP44 1 2 60 0.18 / 0.13 B 45 / 37 2600 / 2100
MTD 100/2 225 / 150 44 / 27 IP44 1 2 50 0.26 / 0.18 B 50 / 44 2250 / 1800
MTD 100/2-6 250 / 185 55 / 37 IP44 1 2 60 0.26 / 0.18 B 46 / 42 2100 / 1400
MTD 125 335 / 250 49 / 33 IP44 1 2 50 0.37 / 0.26 B 52 / 42 2210 / 1900
MTD 125-6 360 / 300 55 / 39 IP44 1 2 60 0.37 / 0.26 B 51 / 40 2350 / 1900
520 / 390 55 / 48 IP44 1 2 50 0.30 / 0.22 B 48 / 41 2500 / 1850
MTD 160
558 / 335 68 / 52 IP44 1 2 60 0.31 / 0.23 B 49 / 38 2600 / 1600
840 / 690 115 / 94 IP44 1 2 50 0.55 / 0.41 B 55 / 48 2500 / 2150
MTD 200
860 / 615 170 / 109 IP44 1 2 60 0.68 / 0.51 B 54 / 46 2650 / 2000
970 / 905 130 / 101 IP44 1 2 50 0.65 / 0.39 B 54 / 51 2680 / 2400
MTD 250/1
1110/ 932 180 / 135 IP44 1 2 60 0.65 / 0.39 B 56 / 52 2980 / 2200
1270/1020 192 / 141 IP44 1 2 50 0.72 / 0.48 B 57 / 52 2420 / 1950
MTD 250/2
1295/ 885 257 / 162 IP44 1 2 60 1.00 / 0.67 B 57 / 50 2400 / 1650
1670/1315 283 / 175 IP44 1 2 50 1.30 / 0.90 B 59 / 53 2350 / 1700
MTD 315
1757/1188 352 / 186 IP44 1 2 60 1.50 / 1.00 B 60 / 52 2300 / 1550
- Speed (RPM) shown is nominal. Performance is based on actual speed of test.
- Performance ratings do not include the effects of appurtenances (accessories).
- dB(A) at 3m with ducted inlet and outlet at free field conditions. dB(A) is not licensed by AMCA International.
- MTD 100/2-6 and MTD 125-6 are not licensed by AMCA.

Accessories

Grilles Rectangular Duct

Mounted at the inlet or
Adapters
outlet of the fan, the grille The adapter enables the
prevents the entry of any MTD fan to be connected
foreign objects. to rectangular ducting

Back-Draft Shutter
Mounted at the outlet of
the MTD fan, the shutter
prevents the air re-
circulating when the fan
is not in use.
 THE KRUGER GROUP

SINGAPORE SINGAPORE
KRUGER VENTILATION INDUSTRIES PTE LTD KRUGER ENGINEERING PTE LTD
No. 17, Tuas Avenue 10 No. 17, Tuas Avenue 10
Singapore 639141 Singapore 639141
Tel. +65 68611577 - Fax +65 68613577 Tel. +65 68631191 - Fax +65 68631151
Email: mktg@krugerasia.com Email: mktg@krugerasia.com

MALAYSIA THAILAND
KRUVENT INDUSTRIES (M) SDN BHD KRUGER VENTILATION IND. (THAILAND) CO. LTD
Lot 8, Jalan Perusahaan 2 Batu Caves 30/105 Moo 1 Sinsakorn Industrial Estate
Industrial Area, 68100 Batu Caves Selangor Chetsadawithi Road, Khok Kham Mueng, Sakuthsakorn 74000, THAILAND
Tel. +603 61888293 - Fax +603 61898843 Tel. +662 1050399 - Fax + 662 1050370-2
Email: mktg@kruger.com.my Email: mktg@kruger.co.th

BEIJING GUANGZHOU
BEIJING KRUGER VENTILATION CO. LTD GUANGZHOU KRUGER VENTILATION CO. LTD
No. 1A South Industry Area No. 9 Huahui Road, Huashan
Beijing Economical And Technological Huadu, Guangzhou, P.R. China 510880
Development Area, Beijing China 100176 Tel. +86 20-86786070 Fax +86 20-86786001/86786500
Tel. +86 10-67881366 - Fax +86 10-67880566 Email: gzkruger@krugerchina.com
Email: krugerbj@krugerchina.com

HONG KONG SHANGHAI

KRUGER VENTILATION (HONG KONG) LIMITED SHANGHAI KRUGER VENTILATION CO. LTD
Flat C, 9/F, Yeung Yiu Chung (No.8) Industrial Building, No. 500 Yuanguo Road, Anting, Jiading,
20 Wang Hoi Road, Kowloon Bay, Kowloon, Hong Kong Shanghai 201814 P.R. China
Tel. +852 22469182 Fax +852 22469187 Tel. +86 21-69573266 - Fax +86 21-69573296
Email: cfyau@kruger.com.hk Email: shkruger@krugerchina.com

WUHAN TAIPEI
WUHAN KRUGER VENTILATION CO. LTD KRUGER VENTILATION (TAIWAN) CO. LTD
Xincheng Road 10 , South Dongwu Ave , Dongxihu District, No. 157, Ping-an Rd, Hengfeng Village,
Wuhan ,Hubei, P.R.China 430040 Dayuan Shiang Taoyuan County 337, Taiwan(ROC)
Tel. +86 27- 83248840 - Fax +86 27- 83261886 Tel. +886 3-3859119 - Fax +886 3-3859118
Email: whkruger@krugerchina.com Email: kyyang@krugertwn.com.tw

PHILIPPINES AUSTRALIA
KRUGER M&E INDUSTRIES CORPORATION S&P-KRUGER AUSTRALIA PTY LTD
FAPI Compound, E. Rodriguez Ave. 2 Cunningham St
Tunasan, Muntinlupa City, Philippines 1773 Moorebank N.S.W. 2170
Tel. +63 2-8622891-97 - Fax +63 2-8621287 Tel. +61 2-98227747 - Fax +61 2-98227757
Email: mktg@krugerph.com Email: info@sandpkruger.com.au

INDONESIA INDIA
P.T. KRUGER VENTILATION INDONESIA KRUGER VENTILATION INDUSTRIES (INDIA) PVT LTD
JL. Teuku Umar No.20, Kruger Centre, Mumbai-Nasik Highway,
Karawaci - Tangerang 15115, Indonesia Atgaon, Shahapur, Thane 421304, Maharashtra, India
Tel. +62 21-5512288/5513557 - Fax +62 21-5513502 Tel. +91 98607 30999 - Fax +91 2527 240075
Email: mktg@krugerindo.co.id Email: sales@krugerindia.com

KOREA VIETNAM
NEOMATE TECHNOLOGY & CONSULTING CO. LTD KRUGER VENTILATION INDUSTRIES PTE LTD
2-1010, Ace High Tech City B/D, Mullae-dong 3-ga (Vietnam Representative Office)
Yeongdeungpo-gu, Seoul, Korea 150-972 4th floor, HHM Office Building, 157-159 Xuan Hong St,
Tel.+82-2-2679-2052 - Fax. +82-2-2679-2174 Tan Binh Dist, Hochiminh City, Vietnam
Email: neomatetnc@chol.com Tel. +84-8-6 2968123 - Fax +84-8-6 2968124
Email: mktg@krugervn.com

DUBAI
Kruger Ventilation Industries, Gulf Branch
Jebel Ali Free Zone Area (JAFZA)
near Roundabout 8, Warehouse no. RA08FC05
P.O. Box no. 262949
Tel. +971 4 8832017 - Fax. +971 4 8832018
Email: johncs@Krugerasia.com

KRUGER VENTILATION INDUSTRIES PTE LTD – No. 17 Tuas Avenue 10 – Singapore 639141 – Tel +65 68611577 – Fax +65 68613577
The company is always improving and developing its products, therefore the company reserves the right of making changes to the illustrated products. Certified dimension can be provided upon request.
Printed on July 2011