Panasonic U-4LE2E5 Service Manual & Test Run Service Manual page 39

10. Upper Current Limitation Mode
10. Demand Control 9. Demand Control
(4) When Using Demand Terminal Block
Demand terminal block must be connected in order to perform the demand control.
(It is also possible to connect the optional Seri-Para I/O unit (optional CZ-CAPDC2) and setup the system.)
The current limitation values can be set by changing either contact.
Demand terminal block
COM short circuit
Non
LV1
LV2
LV3
: Input present
* The rated current indicates the current value that is listed in the catalog or service manual.
* In respect of connection method for demand terminal block and Seri-Para I/O unit, refer to the installation
instructions supplied with the unit.
* During setting in LV1 - LV3,
remote controller of the indoor unit.
It is also possible to make setting that the display (symbol of demand-activated) is concealed as shown in the
following table.
* XX and YY are able to set in EEPROM of outdoor unit.
Check " (3) Serial-parallel I/O " section.
LV3 LV2 LV1 COM
Demand
Seri-Para I/O unit
Contact 1 Contact 2
No control
Operates to XX% of the upper
limit for the rated current
Operates to YY% of the upper
limit for the rated current
Forced thermostat OFF setting
: Input not present
[CZ-RTC4]
Terminal block
LV3 LV2 LV1 COM
Control
[CZ-RTC5A / CZ-RTC5B] (demand-activated) displays on the
DRED (Demand controller)
Relay contact point: No voltage relay
Current input is DC 24 V 10 mA
Use a very small electric current contact point for the relay.
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2WAY SYSTEM
2WAY SYSTEM
Mini VRF SYSTEM
Control Functions-Outdoor Unit
Control Functions
Control Functions - Outdoor unit
Demand meaning
Operates to the maximum capacity.
Current is limited to the set values.
Current is limited to the set values.
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