Mammoth V-Cube Slim F-Series Sizes 180 to 350 - Manual (Page 11)

Mammoth V-Cube Slim IOM, MAMM-VCS-IOM-4FA (October 2013) 11
Figure 9: Electrical Connection Points
Field
control
wiring
Power
wiring
Operating Voltage
Incoming power supply must comply with the data in
Table 1. Unit operation outside of the Min/Max range is
not recommended and will result in premature component
failure.
Table 1: Operating voltages
Minimum Maximum
208-230/60/3 197 volts 253 volts
460/60/3 414 volts 506 volts
380-415/50/3 342 volts 418 volts
575/60/3 515 volts 632 volts
.
IMPORTANT! Units operating with over- or
under-voltage conditions for extended periods
of time will experience premature component
failure. Three-phase system imbalance should
not exceed 2%.
Startup
The following should be used as a guide for a compre-
hensive commissioning and startup procedure which is
required before placing your Mammoth unit into service.
IMPORTANT! The commissioning and startup
procedures described in this document must
be carried out prior to placing this unit into
service. Failure to follow these procedures
could result in improper or dangerous opera-
tion and/or void the equipment warranty.
CAUTION! Installation, startup and servicing
of this equipment should only be undertaken
by trained professionals with experience
working on commercial HVAC systems. Con-
tact your Mammoth representative or the
Mammoth Service Department for help in
scheduling service.
Startup Report Form
A startup report form is zip-tied to the inside of the main
control panel. In addition to carrying out the procedures
described in this guide, it should be filled out, signed and
returned to Mammoth as part of the warranty process for
your system. See the warranty documents included with
your unit for additional information.
Prior to Startup
Before requesting unit startup, please verify all of the fol-
lowing.
• The main power supply is connected to the unit dis-
connect and electrical power is available to run the
unit.
• Drain lines are connected to the condensate connec-
tions. See “Condensate drain” on page 14.
• The controls contractor has been notified of the
requested start-up date and is confirmed to attend.
• The duct system is complete enough to allow for
operation.
• All air filters have been installed.
• All water systems, if applicable, have been fully
installed, tested and will be operable.
Startup: Power Off
Verify that the system on/off and/or standby switch is in
the off or standby position. Then carry out the following
procedures.
WARNING! Electric shock and moving equip-
ment hazard. Can cause severe injury or
death. Lock and tag out all electric power
before carrying out these procedures. More
than one disconnect may be required to de-
energize the unit..