GE b30 Instruction Manual page 306

SYSTEM SETUP
With the HCT feature enabled, the operating time reduces to 30 ms for pickup multiples exceeding eight times pickup.
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Configuring a composite curve with an increase in operating time at increased pickup multiples is not allowed. If
this is attempted, the EnerVista software generates an error message and discards the proposed changes.
5.5.6.5 Standard recloser curves
The following graphs display standard recloser curves available for the B30.
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Figure 5-63: Composite recloser curve with HCT disabled
Figure 5-64: Composite recloser curve with HCT enabled
CHAPTER 5: SETTINGS
B30 BUS DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL