TTC-6-2XTVSD-24DC-PT - Surge protection device

2906808

Fine surge protection for two signal wires with common reference potential. Can be used in safety-related circuits up to SIL 3.

Product type Surge protection for MCR technology
Product family TERMITRAB complete
IEC test classification C1
C3
Type DIN rail module, one-piece
Insulation characteristics
Overvoltage category III
Pollution degree 2

Nominal voltage UN 24 V DC

Connection method Push-in connection
Conductor cross section flexible 0.2 mm² ... 2.5 mm²
Conductor cross section rigid 0.2 mm² ... 4 mm²
Conductor cross section AWG 24 ... 12

Dimensional drawing
Width 6.2 mm +0.1 mm
Height 105.8 mm
Depth 69.5 mm (incl. DIN rail 7.5 mm)

Color gray (RAL 7042)
light grey (RAL 7035)
Flammability rating according to UL 94 V-0
Insulating material PBT
Housing material PBT

Mechanical data
Open side panel No

Direction of action Line-Earth Ground
Maximum continuous voltage UC 30 V DC
21 V AC
Rated current 6 A (55 °C)
Residual current IPE ≤ 10 µA
Nominal discharge current In (8/20) µs (line-ground) 0.5 kA
Total discharge current Itotal (8/20) µs 1 kA
Voltage protection level Up (line-earth) ≤ 60 V (C1 - 1 kV / 500 A)
≤ 45 V (C3 - 25 A)
≤ 50 V (C3 - 100 A)
Response time tA (line-earth) ≤ 1 ns
Input attenuation aE, asym. typ. 0.3 dB (≤ 300 kHz / 150 Ω)
Cut-off frequency fg (3 dB), asym. (PE) in 150 Ω system typ. 960 kHz
Capacity (Core-Earth) typ. 2.2 nF
Resistance per path ≤ 100 mΩ
Surge protection fault message none
Max. required back-up fuse 6.3 A (FF)
Impulse durability (line-earth) C1 - 1 kV / 500 A
C3 - 100 A

Ambient conditions
Degree of protection IP20
Ambient temperature (operation) -40 °C ... 85 °C
Ambient temperature (storage/transport) -40 °C ... 85 °C
Altitude ≤ 4000 m (amsl)
Permissible humidity (operation) 5 % ... 95 %

Standards/specifications IEC 61643-21
Note 2000 + corrigendum 2001 + A1:2008, modified + A2:2012
EN 61643-21
Standards/specifications EN 61643-21
Note 2001 + A1:2009 + A2:2013