Selecting The Ct (4-Channel Models Only) - Omron G3ZA - MANUAL 2 User Manual

Selecting the CT (4-channel Models Only)

Load power supply
Phase R-S
Phase S-T
Phase R-T
4-3

Selecting the CT (4-channel Models Only)

83/C3
The following diagram shows an example connection to a three-phase heater.
1. Phase R
2. Phase S
3. Phase T
Load power supply
Control power supply
When the G3ZA is connected as shown above and the MV is 50%, the
phases will have the current waveforms shown in the following diagram.
The selected CT setting determines the displayable current range, as shown
in the following table.
Variable Parameter name
type
Current Monitor
Selector (See note
1.)
Trigger signal
G3ZA
CT (4-channel models only)
Setting Min. monitor
value
0: (0 to 50 A) 0 A
1: (0 to 150 A) 0 A
2: (0% to 0%
100%) (See
note 2.)
Section 4-3
SSR
Load
V2
Max. monitor Default
value (See
note 3.)
55 A (See 0
note 3.) (0 to 50 A)
165 A (See
note 3.)
110% (See
note 3.)
33