Maeda MC405C-3 - ELECTRIC MOTOR (OPTION)

Section 4 – ELECTRIC MOTOR (OPTION) Mini-Crawler Crane M A E D A
4-128 1/2019 MC405C-3
ELECTRIC MOTOR
(OPTION)
WARNING! The following precautions should
always be observed when using the machine
abiding by engine and electric motor
specifications. Potential serious accident may
occur if disregarded.
• Installation of this machine must comply
with laws and regulations of your country.
Contact us or our sales service agency if no
laws and regulations are applied.
• Only personnel qualified according to laws
and regulations of your country are allowed
to establish power connection of power
supply equipment, inspect and repair the
electric system. Contact us or our sales
service agency if no laws and regulations
are applied.
• Operation and storage of this machine must
satisfy the requirements listed below:
• Operating temperature: -10 to 40°C (no
frost)
• Storage temperature: -20 to 60°C
• Operating humidity: Max. 90%RH (no
condensation)
• Atmosphere: Outdoor environment free
from explosive, flammable, and corrosive
gases, moisture, and excessive dust
particles
• Altitude: Max. 1000m
• Vibration: Max. 0.5G
• Turn OFF the power supply equipment
breaker promptly in the event of an
abnormal event in this machine during
operation. Potential fire or electric shock
may occur if disregarded.
• Turn OFF the power supply equipment
breaker promptly in the event of a power
failure during operation. This machine may
go into action upon energisation.
• Always turn OFF the power supply
equipment breaker before performing
inspection and maintenance of the electric
system. Potential electric shock may occur
during work if disregarded. Before
inspection and maintenance, inform all
personnel to alert them of your action. Be
sure to attach a warning tag, "Do Not
Touch", to the power supply equipment
breaker for the prevention of accidental
breaker operation conducted by other
personnel.
• Always turn OFF the power supply
equipment breaker and wait for 10 minutes
or longer before performing inspection and
maintenance of the electric system.
Ensure that no voltage is applied to the
power supply box with a tester.
• All the parts will be at elevated
temperatures immediately after machine
operation.
Perform inspection and maintenance of the
electric system according to the procedure
provided in this manual only after the parts
drop in temperature for safety. Potential
burn may occur if disregarded.
• Keep the power supply box and inverter
board away from water.
The machine goes out of order that causes
malfunction if the electric system is wetted.
Exercise due caution to handle the electric
system.
• Contact us or our sales service agency to
request repair of the inside of the inverter
board, when necessary.
CAUTION: See "Section 2 SAFETY" for safety
precautions that are not provided in this
section.
The weight (mass) of a machine varies with
machine types between a standard
specification machine and a machine abiding
by engine and electric motor specifications.
See the following figure for the weight (mass)
of the machine described in "Electric Motor
(Option)" on 2-50 and loads imposed on one
wire rope for machine hoisting with four wire
ropes.
Fig. 4-374
Fig. 4-375