80446693 Rev. B
EN-9
EN
2. TECHNICAL DATA
2.5 Lubrication data
On standard applications, you can use an oil which complies
with the ‘standard use’ specification given in Table 6. You must
use an oil which complies with the ‘special use’ specification in
Table 6:
If you use the blower with an acoustic enclosure.
If you use the blower in ambient temperatures of 0 ° C
(32 ° F) or below.
If you use the blower with a power input that exceeds 2 / 3
of the maximum power input (see Table 3).
•
•
•
Parameter
Standard use
Special use
Density (at 15 °C,
59 °F)
0.89
0.86
Mean pour point
21 °C (70 °F)
45 °C (113 °F)
Mean flash point
224 °C (435 °F)
260 °C (500 °F)
Viscosity: at 20 °C
(68 °F)
8.09 x 10¯4 m2 s¯1
(809 cSt)
6.04 x 10¯4 m2 s¯1
(640 cSt)
at 40 °C (104 °F)
2.2 x 10¯4 m2 s¯1
(220 cSt)
2.18 x 10¯4 m2 s¯1
(218 cSt)
at 100 °C (212 °F)
1.8 x 10¯5 m2 s¯1
(18 cSt)
2.7 x 10¯5 m2 s¯1
(27 cSt)
Mean viscosity
index
93
149
Recommended oil Hibon Lub
Contact factory
Table 6 – Lubricating oil specifications
Drive end cover
NX 2
NX 3
NX 5
NX 8
NX 12
NX 18
NX 26
0,83 litres
0,83 litres
0,83 litres
1,50 litres
1,50 litres
2,41 litres
2,41 litres
0,22 US gal
0,22 US gal
0,22 US gal
0,40 US gal
0,40 US gal
0,64 US gal
0,64 US gal
Non-drive end cover
1,12 litres
1,12 litres
1,12 litres
2,10 litres
2,10 litres
3,84 litres
3,84 litres
0.30 US gal
0.30 US gal
0.30 US gal
0.55 US gal
0.55 US gal
1.01 US gal
1.01 US gal
Table 7 – Left and Right Hand blower oil capacities
Drive end cover
NX 2
NX 3
NX 5
NX 8
NX 12
NX 18
NX 26
0,5 litres
0,5 litres
0,5 litres
0,9 litres
0,9 litres
1,45 litres
1,45 litres
0,13 US gal
0,13 US gal
0,13 US gal
0,24 US gal
0,24 US gal
0,38 US gal
0,38 US gal
Non-drive end cover
0,75 litres
0,75 litres
0,75 litres
1,30 litres
1,30 litres
2,3 litres
2,3 litres
0,20 US gal
0,20 US gal
0,20 US gal
0,34 US gal
0,34 US gal
0,61 US gal
0,61 US gal
Table 8 – Top and Bottom Shaft blower oil capacities
2.6 Materials of construction
Head Plates and End
Covers
EN GJL 200 grey cast iron
Casings
EN GJL 200 grey cast iron
(NX 2, NX 3, NX 5, NX 8, NX 12)
EN GJL 250 grey cast iron
(NX 18, NX 26)
Rotors
EN GJS 400-15 spheroidal graphite
cast iron
Bearings
100Cr6 steel
Piston rings
Cast iron
Piston rings holder
C 45E Steel
Gaskets
Klingerit® C4430
O-rings
Nitrile
Table 9 – Construction materials data
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