www.nord.com 1 Industrial Gear Unit Inquiry Form Industrial Gear Unit Selection Inquiry For Drive / Gear Unit Selection Drawing *) of of gear unit type PDF dim. sheet 2D DXF 3D STEP Other Customer Company Contact Person Phone Mail End User Application Data Industry / Industrial Sector 1) Application 1) Quantity Country Operation Time [hr/day] ≤ 0.5 hrs. 0.5 - 10 hrs. > 10 hrs. Switch on Time [%] For an observation period of 1 hour % Peak loads / start-ups [number / hr] per hr. Environmental Parameters Place of installation small room (v ≥ 0.5 m/s) or (v ≥ 1.65 ft/s) large room or hall (v ≥ 1.5 m/s) or (v ≥ 4.95 ft/s) outdoors (v ≥ 4.0 m/s) or (v ≥ 13.1 ft/s) Shaded from sun Not shaded from sun Ambient Conditions Clean (e.g. food industry) Dusty industrial dust fibrous dust (e.g. grain) cement, coal, stone quarry ATTENTION: If dust is from cement, coal or stone, Taconite shaft seals are mandatory! Dry Wet fresh water salt water Corrosive (e.g. chemistry industry) Other Ambient Temperature ºC or ºF normal min max Altitude above sea level [m] or [ft] Gearbox Load Data Input Speed n1 [rpm] normal min max Output Speed n2 [rpm] or Ratio *) n2: normal min max i: target min max Installed power at input P1 [ kW / HP] Operating torque at output T2 [ kNm / lb-in] normal min max Operating factor [fbmin] target according to customer specification according to NORD reccomendation 1) with reference to motor power / motor torque operating power / operating torque Direction of rotation and load direction at output (solid shaft: with view towards shaft end) (hollow shaft: with view from customer shaft) one direction CW CCW with view on shaft position A2 B2 pulsating load (e.g. crankshaft drive) both directions one load direction (e.g. hoist) both load directions both load directions, alternating load with less than one entire revolution at output
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Industrial Gear Unit Selection - NORD · PDF file2 Industrial Gear Unit Selection Industrial Gear Unit Inquiry Form Gearbox Load Data (ctd.) Machine Shaft Bearing two bearings, gear
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www.nord.com 1 Industrial Gear Unit Inquiry Form
Industrial Gear Unit SelectionInquiry For
Drive / Gear Unit Selection
Drawing*) of of gear unit type
PDF dim. sheet 2D DXF 3D STEP
Other
Customer
Company
Contact Person
Phone
Mail
End User
Application Data
Industry / Industrial Sector1)
Application1)
Quantity Country
Operation Time [hr/day]
≤ 0.5 hrs. 0.5 - 10 hrs. > 10 hrs.
Switch on Time [%]
For an observation period of 1 hour %
Peak loads / start-ups [number / hr] per hr.
Environmental Parameters
Place of installation
small room (v ≥ 0.5 m/s) or (v ≥ 1.65 ft/s)
large room or hall (v ≥ 1.5 m/s) or (v ≥ 4.95 ft/s)
outdoors (v ≥ 4.0 m/s) or (v ≥ 13.1 ft/s)
Shaded from sun
Not shaded from sun
Ambient Conditions
Clean (e.g. food industry)
Dusty industrial dust
fibrous dust (e.g. grain)
cement, coal, stone quarry
ATTENTION: If dust is from cement, coal or stone, Taconite shaft seals are mandatory!
Dry
Wet fresh water
salt water
Corrosive (e.g. chemistry industry)
Other
Ambient Temperature ºC or ºFnormal min max
Altitude above sea level [m] or [ft]
Gearbox Load Data
Input Speed n1 [rpm]
normal min max
Output Speed n2 [rpm] or Ratio*)
n2: normal min max
i: target min max
Installed power at input P1 [ kW / HP]
Operating torque at output T2 [ kNm / lb-in]normal min max
Operating factor [fbmin]
target according to customer specification
according to NORD reccomendation1)
with reference to motor power / motor torque
operating power / operating torque
Direction of rotation and load direction at output
(solid shaft: with view towards shaft end)
(hollow shaft: with view from customer shaft)
one direction
CW
CCW
with view on shaft position A2 B2
pulsating load (e.g. crankshaft drive)
both directions
one load direction (e.g. hoist)
both load directions
both load directions, alternating load with less than one entire revolution at output
www.nord.com 2
IndustrialGear Unit Selection
Industrial Gear Unit Inquiry Form
Gearbox Load Data (ctd.)
Machine Shaft Bearing
two bearings, gear unit transmits only torque
Other, please specify
Axial and Radial Forces
At input: FA =
FR = x = α =
At output: FA1 =
FA2 =
FR1 = x = α =
FR2 = x = α =
X
a
Requested bearing lifetime acc. to DIN 281 [h]L10h h (basic rating life) or