TTC-6P-1X2-M-24DC-UT-I - Surge protection device

2906738

Surge protection, consisting of protective plug and base element, with integrated status indicator and disconnect knife for a 2-wire floating signal circuit, e.g., 0(4) ... 20 mA current loop, Ex e approval for zone 2, HART-compatible. 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
C2
C3
D1
Type DIN rail module, two-section, divisible
Wire pairs per module 1
Insulation characteristics
Overvoltage category III
Pollution degree 2

Nominal voltage UN 24 V DC

Connection method Screw connection
Screw thread M3
Tightening torque 0.5 Nm ... 0.6 Nm
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

Maximum input current 600 mA (T4 / ≤ 30 °C)
500 mA (T4 / > 30 °C ... ≤ 50 °C)
400 mA (T4 / > 50 °C ... ≤ 70 °C)
Maximum input voltage 30 V DC
Altitude ≤ 2000 m (amsl)
Ambient temperature (operation) -40 °C ... 70 °C (T4)

Dimensional drawing
Width 6.2 mm +0.1 mm
Height 105.8 mm
Depth 100 mm (incl. DIN rail 7.5 mm)

Color (Base element) gray (RAL 7042)
Color (Male connector) 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-Line & Line-Signal Ground/Shield & optional Signal Ground/Shield-Earth Ground
Maximum continuous voltage UC 30 V DC
21 V AC
Rated current 600 mA (56 °C)
Operating effective current IC at UC ≤ 5 µA
Residual current IPE ≤ 1 µA
Nominal discharge current In (8/20) µs (line-line) 5 kA
Nominal discharge current In (8/20) µs (line-ground) 5 kA
Pulse discharge current Iimp (10/350) µs (line-line) 0.5 kA
Pulse discharge current Iimp (10/350) µs (line-earth) 0.5 kA
Total discharge current Itotal (8/20) µs 10 kA
Voltage protection level Up (line-line) ≤ 200 V (C1 - 1 kV / 500 A)
≤ 320 V (C2 - 10 kV / 5 kA)
≤ 50 V (C3 - 25 A)
≤ 55 V (C3 - 100 A)
Voltage protection level Up (line-earth) ≤ 750 V (C1 - 1 kV / 500 A)
≤ 750 V (C2 - 10 kV / 5 kA)
≤ 700 V (C3 - 25 A)
≤ 750 V (C3 - 100 A)
Voltage protection level Up static (line-line) ≤ 50 V (C1 - 1 kV / 500 A)
≤ 120 V (C2 - 10 kV / 5 kA)
Voltage protection level Up static (line-earth) ≤ 750 V (C1 - 1 kV / 500 A)
≤ 750 V (C2 - 10 kV / 5 kA)
Response time tA (line-line) ≤ 1 ns
Response time tA (line-earth) ≤ 100 ns
Input attenuation aE, sym. typ. 0.3 dB (≤ 250 kHz / 150 Ω)
Cut-off frequency fg (3 dB), sym. in 150 Ω system typ. 940 kHz
Capacity (Core-Core) typ. 2.2 nF
Resistance per path 1.65 Ω ±20 %
Surge protection fault message optical
Max. required back-up fuse 630 mA (FF)
Impulse durability (line-line) C1 - 1 kV / 500 A
C2 - 10 kV / 5 kA
C3 - 100 A
Impulse durability (line-earth) C1 - 1 kV / 500 A
C2 - 10 kV / 5 kA
C3 - 100 A
D1 - 500 A
Pulse reset time (line-line) ≤ 700 ms
Pulse reset time (line-earth) ≤ 1500 ms
Additional technical data
Max. total discharge current I total max (8/20) µs 20 kA (1x - non Ex)