MITSUBISHI ELECTRIC 9800A SERIES UPS - Manual (Page 32)

MITSUBISHI ELECTRIC 9800A SERIES UPS
MITSUBISHI
ELECTRIC 9800A SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
2-11
NOTE: The UPS is equipped with a selectable output contact feature. The
above alarms are the default settings. Contact MITSUBISHI
ELECTRIC AUTOMATION, INC. for setup information
.
B) Input Contacts (for remote access of UPS)
External contacts are provided by the user of the UPS system. Terminal voltage at the
UPS is 24Vdc. Provide external dry contact accordingly.
NOTE: Do not apply voltages to remote access input terminals. Damage to
UPS may result .
Refer to Figure 2.17 for a typical wiring configuration. Although this figure applies to
the remote start/stop terminals, the same wiring arrangement is used for emergency
stop; battery liquid low; and battery temperature high.
FIGURE 2.17 Remote "Start" Contact Connections
Details of input contacts for remote access : TN2
Terminals 1 to 2
Remote "Inverter Start" input terminal (IN1)
Used to start inverter from a remote location. UPS must be programmed for
remote operation. Refer to Operations Menu for procedure.
Terminals 3 to 4 Remote "Inverter Stop" input terminal (IN2)
Used to stop inverter from a remote location. UPS must be programmed for
remote operation. Refer to Operations Menu for procedure.
Terminals 5 to 6 "Battery Temp. High" contact input (IN3)
Input fed by a thermocouple that monitors battery temperature. The
converter float voltage level is reduced for battery over-temperature
conditions. External thermocouple is user supplied
Start
Relay Coil current : 8.3mA Use Momentary Switches Only
UPS Cabinet External to UPS
Cabinet
Relay
Coil
24 VDC
Start
Switch
Common
User supplied
0.5S - 4S
ON
OFF