Surge Absorber for Switch Board
Features
•Compact design for extremely easy handling and installation.
•Fast response to surges ensures effective equipment protection.
•LTM-125U, 250U meet the standard for ClassII surge protective device
(SPD) in accordance with JIS C5381-1.
Applications
•NC tooling machine, arc discharge tooling machine, robot etc.
Wiring method
There are name plates of R, S(N), T,E in power line input of machine control panel. Please connect corresponding parts of "LTM-250U(LTM-125U)" to theabove, like R-R, S-S(N-N), T-T and E-E.
Dimensions
Characteristics
| Series | Part number |
Maximum continuous operating voltage Uc |
Nominal dischargecurrent In |
Maximum discharge current max |
Voltage protection level Up 1) |
|
| DLSP |
LTM-125U
|
AC125V
(Three-phase 3 wire) |
3kA
(8/20μs) |
5kA (8/20μs) |
Line to line
|
1.2kV
|
|
Line to GND
|
1.5kV
|
|||||
|
LTM-250U
|
AC250V
(Three-phase 3 wire) |
Line to line
|
1.5kV
|
|||
|
Line to GND
|
1.5kV
|
|||||
1) Applying nominal discharge current In; 3kA(8/20μs)
