Toshiba GRT100 Series Instruction Manual page 198

4.6 Overcurrent element test
(1) OC element
Element
OC
(2) EF element
Element
EF
(3) OCI element
Element
OCI
(4) EFI element
Element
EFI
4.7 Thermal overload element THR test
Element
THR
4.8 Frequency element FRQ test
(1) Frequency
Element
FRQ-L1
FRQ-L2
FRQ-H1
FRQ-H2
Tap setting Measured current
Tap setting Measured current
Test current Measured operating time
2  I s
20  I s
I s : Setting value
Test current Measured operating time
2  I s
20  I s
Test current Measured operating time
Setting Measured frequency
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6 F 2 S 0 7 8 9