13
Instruction Booklet
IB019013EN
Effective March 2019
Zone selective interlocking test kit
For Digitrip 520M, 520MC and 1150 trip units
EATON
www.eaton.com
ZSI breaker testing work sheet Digitrip 1150+
The following are the test settings used while programming the 1150+ Digitrip unit. If a parameter setting does not match the one required
for testing, record it in the space provided, and then modify the setting to match the chart. After testing, remember to change your settings
back to the states you record below.
Setting (required for testing) Original setting
Setting (required for testing) Original setting
Curve type (LSIG**) ____________________________________
Ground slope** (flat) ____________________________________
Long slope (I
2
T) ________________________________________
Ground time (0.30 sec) __________________________________
Long PU (0.4 sec) ______________________________________
Amp unbalance (off) ____________________________________
Long time @ 6 X Ir (2.0 sec) _____________________________
Amp unbalance time (10 sec) ____________________________
Long memory (off) _____________________________________
Phase loss (off) ________________________________________
Short slope (flat)________________________________________
Main PU (10 x
l
n
) _______________________________________
Short PU (3.0 x
l
r
) _______________________________________
Maintenance mode (disabled) ____________________________
Short time Z1* (0.50 sec) ________________________________
Frequency (60 Hz) ______________________________________
Short time Z2* (0.30 sec) _______________________________
BC relay reset (auto) ____________________________________
Short time Z3* (0.10 sec) ________________________________
Sliding demand (off) ____________________________________
Inst PU (4 x
l
n
) __________________________________________
Wave form capture (off) _________________________________
Gnd PU (0.3) ___________________________________________
Rev power sensing (disabled) ____________________________
Breaker name: __________ Breaker position: ___________
Setting (required for testing) Original setting
Setting (required for testing) Original setting
Curve type (LSIG**) ____________________________________
Ground slope** (flat) ____________________________________
Long slope (I
2
T) ________________________________________
Ground time (0.30 sec) __________________________________
Long PU (0.4 sec) ______________________________________
Amp unbalance (off) ____________________________________
Long time @ 6 X Ir (2.0 sec) _____________________________
Amp unbalance time (10 sec) ____________________________
Long memory (off) _____________________________________
Phase loss (off) ________________________________________
Short slope (flat)________________________________________
Main PU (10 x
l
n
) _______________________________________
Short PU (3.0 x
l
r
) _______________________________________
Maintenance mode (disabled) ____________________________
Short time Z1* (0.50 sec) ________________________________
Frequency (60 Hz) ______________________________________
Short time Z2* (0.30 sec) _______________________________
BC relay reset (auto) ____________________________________
Short time Z3* (0.10 sec) ________________________________
Sliding demand (off) ____________________________________
Inst PU (4 x
l
n
) __________________________________________
Wave form capture (off) _________________________________
Gnd PU (0.3) ___________________________________________
Rev power sensing (disabled) ____________________________
Breaker name: __________ Breaker position: __________
_
* Assuming Z1 is connected to main, Z2 is directly downstream of Z1, and Z3 is directly downstream of Z2.
** If supplied.
