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)