Start-Up And Operation - NetterVibration NEA Series Operating Instructions Manual

Start-up and operation

7 Start-up and operation
Observe the safety instructions in chap. Safety, from page 6 on.
Please refer to chap. Technical data, page 11 for permissible operating
Permissible
conditions.
operating
conditions
• When commissioning the NEA/NEG, the rules and regulations of the
Regulations
• The NEA/NEG must always be switched on and off at the main switch.
• When operating the NEA/NEG with a frequency converter, compliance
• If the speed is controlled with a frequency converter, the maximum
• The NEA/NEG must not be operated without the covers for the unbal-
• On initial start-up, the current consumption must be measured individ-
• The terminal box cover must never be opened in the presence of volt-
mosphere:
• In ATEX-zones 21 and 22, the frequency converter may control the
• For operation with frequency converter in ATEX-zones the PTC ther-
• The terminal box cover must never be opened in a potentially explosive
• NEA/NEG may only be operated in atmospheres that do not damage
Carry out the following measures before start-up:
Measures
1.
2.
local associations for electrical engineering (e.g. VDE) and the valid
accident prevention regulations must be observed.
with the EMC directive must be ensured.
centrifugal force (according to the type plate) must not be exceeded.
NEA/NEG must be adapted to your application by adjusting the unbal-
ances. You can directly influence the vibration amplitude, centrifugal
force and current consumption.
ances. The rotating unbalances cause a risk of injury.
ually in all three phases and must correspond to the specifications on
the type plate.
age.
Special regulations for operation in an potentially explosive at-
frequency between 20 Hz and 50 Hz or 20 Hz and 60 Hz at constant
torque (linear Volt-Hertz curve). Observe maximum frequency on the
type plate.
mistor must be connected.
atmosphere.
the material of the vibrators.
Check that the NEA/NEG have been mounted correctly and are in per-
fect condition.
Check that the NEA/NEG have been properly connected and earthed.
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