GE G30 Instruction Manual page 395

CHAPTER 5: SETTINGS GROUPED ELEMENTS
In "Over-under" mode, the element picks up if
(|I - I | > pickup) and (I ≥ min_load) Eq. 5-52
split bias load
Figure 5-115: Split phase protection operating characteristics
5
Settings are described as follows.
— This setting enables and disables the function.
SPLIT PHASE FUNCTION
G30 GENERATOR PROTECTION SYSTEM – INSTRUCTION MANUAL 5-221