15
This is a proprietary document of Kirloskar Brothers Limited,
YAMUNA’ Survey No. 98/ 3 to 7, Baner, Pune
NS IOM MANUAL
Note: These values are for reference only.
Consider factor of safety as 0.87 if ambient temperature is 45 degree Celcius.
7.4 MECHANICAL SEALS
:
Sr.
No.
Motor ratings in kW Seal size in
mm
Mechanical seal type
iNS all 2 Pole ratings 22
SiC Vs SiC Carbon Vs St. Steel
iNS 4 Pole ratings upto 7.5kW 22
iNS 4 Pole ratings above 7.5kW 40
SiC Vs SiC Carbon Vs Ceramic
UNIT-I & II 40
SiC Vs SiC Carbon Vs St. Steel
UNIT-III 55
UNIT – IV 65
UNIT – V & VI 80
UNIT – VII, VIII & IX 90
7.5 LUBRICATION FOR MECHANICAL SEALS:
The upper mechanical seal faces are lubricated by oil provided in casing cover. The lubricating oil
should conform to the following grades of oil available in the market.
Note: The oil used should be highly refined straight mineral product of high demulsibility free from running and acid forming
tendencies. Detergent Oil may cause foaming and should not be used.
NAME OIL SPECIFICATION NAME OIL SPECIFICATION
ACANTIS HM 68 VEEDOL ATLINE 68
SERVOSYSTEM 57/68/317 PENNZOIL PENNZBELL AW 68
ENKLO 57 BPCL HYDRO 68
HYSPIN EP 68 ESSO AW68
HARMONY 68 MOBIL AW68
TELLUS 68
7.6
WEIGHTS OF PUMPS AND OIL QUANTITY:
(approx)
Wt. (kg) (approx)
(approx)
Wt (kg) (approx)
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