auto soma: 1
Individual parts of engines and cars integrally connected with the complete machine in its normal operating condition. (Production electrical motors of up to 15 kW atomic number 18 typical examples of machines in this category.)
down the stairs mentioned are standard vibration levels for class I machines.
|Standard frisson Level |Machine Condition |
|Up to 1.8 mm/sec. | prevalent |
|1.8 to 4.5 mm/sec. |Marginal |
|Above 4.5 mm/sec. |Critical |
Machine class: 2
Medium-sized machines, (typically electrical motors with 15 to 75 kW output) without modified foundations, rigidly mounted engines or machines (up to 150 kW) on surplus foundations.
Below mentioned are standard vibration levels for class II machines.
|Standard Vibration Level |Machine Condition |
|Up to 2.8 mm/sec.
|Normal |
|2.8 to 7.1 mm/sec. |Marginal |
|Above 7.1 mm/sec. |Critical |
Machine class: 3
Large prime movers and different large machines with rotating masses on rigid and heavy foundations, which are relatively stiff in the direction of vibration measurement
Below mentioned are standard vibration levels for class III machines.
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