P, S type Knob information
No
Type of knob
Long-time current setting
①
Long-time tripping delay
②
Short-time current setting
③
Short-time tripping delay
④
Instantaneous pick-up
⑤
Ground-fault pick-up
⑥
Ground-fault tripping delay
⑦
MCP800
No
Type of knob
Instantaneous pick-up
①
MCP1200
No
Type of knob
Instantaneous pick-up
①
MCS800/1200
No
Type of knob
Instantaneous pick-up
①
Trip Relay Setting
Mode
Ir
(0.4-0.5-0.6-0.7-0.8-0.9-1.0) × In
(0.5-1-2-4-8-12-16-20), sec
tr
@ 6 Ir
Is
(1.5-2-3-4-5-6-8-10-off)× Ir
I²t off : (0.05-0.1-0.2-0.3-0.4), sec
tsd
I²t on : (0.1-0.2-0.3-0.4), sec
Ii
(2-3-4-6-8-10-12-15-off)× In
Ig
(0.2-0.3-0.4-0.5-0.6-0.7-0.8-1-off)× In
I²t off : (0.05-0.1-0.2-0.3-0.4)
tg
I²t on : (0.1-0.2-0.3-0.4)
Mode
Ii
(2-3-4-6-8-10-12)× In
Mode
Ii
(2-3-4-6-8)× In
Mode
Ii
(15)× In
- 14 -
Setting step
Setting step
Setting step
Setting step