Bảng tiêu chuẩn độ rung theo ISO 10816-3 & 2372

Vibration standards: Extraction from the old ISO 2372

Class 1:

Small machines up to 15 kW

Class 2:

Medium size machines between 15–75kW without special foundations and machines up to 300 kW on special foundations

Class 3:

Large machines mounted on heavy foundations which are stiff in the

measuring direction

Class 4:

Large machines mounted on soft foundations which are weak in the

measuring direction. This is the grade normally used for most machinery.

Vibration standards: Extraction from ISO 2372 (The new standard)

Group 1:

Large machines with rated power above 300kW and not more than 50MW; electrical machines with shaft height H>315 mm

Group 2:

Medium-size machines with rated power above 15kW up to and including 300kW; electrical machines with shaft height 160mm

< H >315 mm

Group 3:

Pumps with multivane impeller and with separate driver (centrifugal, mixed flow or axial flow) with rated power above 15kW

Group 4:

Pumps with multivane impeller and with integrated driver (centrifugal, mixed flow or axial flow) with rated power above 15kW

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