Telephone filters with NEMP lightning protection 2 leads
Data line filters with NEMP lightning protection for data transmission
Technology
Multi-stages protection
Tinned metal case
Tinned brass snap and pick
Resin sealing
Flame retardant V0
Characteristics
Maxi intensity used 0.5 A
Operating temperature -40 + 85 degrees Celcius
Resistance to 8/20s 20 KA lightning wave 1 shock
Resistance to 8/20s 5 KA lightning wave 100 shock
Weight 350 g
Mounting
Feed through mounting - Attachmet by nut and elastic round
( 40 Nm torque value maxi )
Connection by soldering:
-soldering temperature < 240 degrees Celcius
-Soldering time < 6 s
-Power soldering iron < 40 W
M32 mounting possible with adaptation to make the
interchangeability with 4 leads units on request.
Specification
number
Under used
Impendance
(W)
Pass band at 3 dB
Resistance
(W)
Number attenuat. curve
1400
Telephone CN
DT 19200 bauds
600
50kHz
< 1.5
1
1500
56 kbits/s
600
500kHz
< 1.2
4
1600
64 kbits/s
100/120
500kHz
< 1.2
1
1700
144 kbits/s
100/120
1 MHz
< 1
2
1800
256 kbits/s
100/120
2 MHz
< 0.5
3
1900
512 kbits/s
100/120
5 MHz
< 0.5
4
2000
2.048 kbits/s
100/120
10 MHz
< 0.5
5
Example order number
NEMP-Number specification-number of lines- version
NEMP-1900-2-03
Version
01
02
03
Maxi voltage used (V)
common mode
16
50
100
differential mode
32
50
100
Maxi residual voltage (V)
common mode GIC 5 KA test
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Technology 
