Siemens SIMATIC TIM 3V-IE DNP3 - Technical Specifications of the LTOP Overvoltage Protection Module

Accessories
A.5 LTOP overvoltage protection modules
TIM DNP3
330 System Manual, 12/2015, C79000-G8976-C253-04
View from above
Schematic
A.5.3
Technical specifications of the LTOP overvoltage protection module
LTOP
Transmission paths
Private transmission lines with or without loading coils
Transmission ratio
1 : 1; ± 5 % (e.g. 600/600 ohms in the voice band)
Transmission range
300 Hz to 35 kHz
Frequency-dependent attenuation Attenuation
[dB]
Frequency
[Hz]
Transmission speed [bps]
MD100
MD124
0.2 1300 ... 3300 1200 1200
2400
0.8
5200 ... 8400
4800
0.9
10400 ... 16800
9600
1.0
20800 ... 30600
19200
Insulation resistance
> 2000 Mohms
Test voltage
4 kV, 50 Hz, 10 s
Surge withstand capability
6 kV/2 J to EN 60 099-1
Normal discharge current i
sn
(8/20 µs)
5 kA
Output voltage limitation at i
sn
Approx. 15 V
Telecontrol connector Screw terminals
Cross-section 0.2 – 4 mm
2
with rigid cores
Cross-section 0.2 – 2.5 mm
2
with flexible cores
Modem connector Screw terminals (wire cross-section, see telecontrol line attachment) or RJ-
12 jack for Western plug
Installation location
As close as possible to where cable enters building