Nitchi EC40050 - Conditions of Use

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3. CONDITIONS OF USE
The EC4 Series electric chain hoists and trolleys are designed for the vertically lifting, lowering and hori-
zontal transportation of loads by operating the pendant push button switch, and must be used within
the following conditions:
1. Power source : As specied on name plate of the electric chain hoist, and motorized trolley.
2. Trolley beam : Trolley to be used only on the designated beams.
3. Temperature : / 20°C ÷ 40°C
4. Humidity : Under 90%
5. Protection : IP54 (Do not use in rain or dusty environments.)
6. Enclosure status: Do not use in ambient conditions that contain steam or explosive gases.
7. Duty rating: Model EC4 30 minutes
Model ECT4 10/30 minutes (slow / fast)
Model ECC4 15 minutes
Model EET6 30 minutes
8. FEM group : Models EC4, EET6 1 Am
Models ECT4, ECC4 1 Bm
STANDARD SPECIFICATIONS................................................................................................................................................................ 1
INSTALLATION............................................................................................................................................................................................... 6
Connecting the Chain bucket................................................................................................................................. 6
Lubrication........................................................................................................................................................................... 7
Circuit breakers.................................................................................................................................................................. 7
Power source cabIe........................................................................................................................................................ 8
Adjusting the Trolley width....................................................................................................................................... 8
Number of Spacer washers....................................................................................................................................... 9
Connecting the Hoist to the Motorized trolley............................................................................................. 11
Connecting the Hoist to the Trolley......................................................................................................................12
Setting the Trolley onto the beam........................................................................................................................ 13
Connecting the Power source cabIe................................................................................................................... 14
Connecting the Quick coupling............................................................................................................................. 15
lnspection After lnstallation...................................................................................................................................... 16
INSPECTION & MAINTENANCE.......................................................................................................................................................... 17
INSPECTION BEFORE USE...................................................................................................................................................................... 17
MONTHLY AND ANNUAL INSPECTIONS...................................................................................................................................... 17
INSPECTION POINTS.................................................................................................................................................................................. 18
Hook & Chain lnspection............................................................................................................................................ 20
Care After lnstallation.................................................................................................................................................... 21
ADJUSTING THE BRAKE............................................................................................................................................................................ 22
Adjusting the electromagnetic brake............................................................................................................................................ 22
CIRCUIT DIAGRAM...................................................................................................................................................................................... 23
Caution.................................................................................................................................................................................. 23
POWER SOURCE CABLE SPECIFICATIONS.................................................................................................................................. 26
SPARE PARTS TABLE AND SPARE PARTS CODE TABLE............................................................................................................ 26
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