Surge protection device - TTC-6-1X2-M-EX-24DC-UT-I
2906820

Surge protection with integrated status indicator and disconnect knife for a 2-wire floating Ex i signal circuit, e.g., 0(4) ... 20 mA current loop, HART-compatible.


Product Details




IEC test classification C1
C2
C3
D1
Type DIN rail module, one-piece 
Product type Surge protection for MCR technology
Wire pairs per module 1
Insulation characteristics
Overvoltage category III
Pollution degree 2

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 solid 0.2 mm² ... 4 mm²
Conductor cross section AWG 24 ... 12

Maximum inner capacitance Ci negligible
Max. internal inductance Li negligible
Max. input current Ii 400 mA (T4 / -40 °C ... +50 °C)
250 mA (T4 / -40 °C ... +70 °C)
350 mA (T6 / -40 °C ... +35 °C)
100 mA (T6 / -40 °C ... +70 °C)
Max. input voltage Ui 30 V DC
Insulation voltage to ground > 180 V DC
Ambient temperature (operation) -40 °C ... 70 °C (with current derating)

Dimensional drawing
Width 6.2 mm +0.1 mm
Height 105.8 mm
Depth 83.5 mm (incl. DIN rail 7.5 mm)

Color sky blue RAL 5015
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
Rated current 600 mA (40 °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 surge current In (8/20) µs (Core-Earth) 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) ≤ 55 V (C1 - 1 kV / 500 A)
≤ 65 V (C2 - 10 kV / 5 kA)
≤ 55 V (C3 - 100 A)
Voltage protection level Up (line-earth) ≤ 900 V (C1 - 1 kV / 500 A)
≤ 1.05 kV (C2 - 10 kV / 5 kA)
≤ 1.4 kV (C3 - 100 A)
Voltage protection level Up static (line-line) ≤ 50 V (C1 - 1 kV / 500 A)
≤ 65 V (C2 - 10 kV / 5 kA)
Voltage protection level Up static (line-earth) ≤ 900 V (C1 - 1 kV / 500 A)
≤ 1.05 kV (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 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) ≤ 30 ms

Ambient conditions
Degree of protection IP20
Ambient temperature (operation) -40 °C ... 85 °C
Ambient temperature (storage/transport) -40 °C ... 85 °C
Altitude ≤ 2000 m (amsl (above mean sea level))
Permissible humidity (operation) 5 % ... 95 %

Conformity/Approvals
UL, USA / Canada Class I, Div. 2, Groups A, B, C, D T4

Standards/specifications EN 60079-0
Standards/specifications EN 60079-11
Standards/specifications EN 61643-21
Standards/specifications IEC 60079-0
Standards/specifications IEC 60079-11
Standards/specifications IEC 61643-21

Mounting type DIN rail: TH 35 - 7.5 mm

Item number 2906820
Packing unit 1 pc
Minimum order quantity 1 pc
Note Made to Order (non-returnable)
Sales Key C07
Product Key CL2263
Catalog Page Page 152 (C-4-2019)
GTIN 4055626135830
Weight per Piece (including packing) 63.3 g
Weight per Piece (excluding packing) 63.3 g
Customs tariff number 85363010
Country of origin DE


ECLASS

ECLASS-9.0 27130807
ECLASS-10.0.1 27130807
ECLASS-11.0 27130807

ETIM

ETIM 8.0 EC000943

UNSPSC

UNSPSC 21.0 39121600

CSA

Approval ID: 70136717

DNV GL

Approval ID: TAE000027G
Approval Specification Data
Nominal Voltage UN Nominal Current IN Cross Section AWG Cross Section mm2

UL Listed

Approval ID: FILE E 138168

CSAus

Approval ID: 70136717

IECEx

Approval ID: IECEx BVS 16.0090X

CCC

Approval ID: 2020322316000780

cUL Listed

Approval ID: FILE E 333250

UL Listed

Approval ID: FILE E 333250

ATEX

Approval ID: BVS 16 ATEX E 125 X

INMETRO

Approval ID: DNV 19.0077 X

NEPSI

Approval ID: GYJ20.1114X

cCSAus

cULus Listed


REACh SVHC Lead 7439-92-1
China RoHS Environmentally Friendly Use Period = 50 years
For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”

Your advantages

Space-saving and cost-saving with a narrow overall width of just 6 mm
Continuous monitoring of protective devices, plus mechanical status indicator with optional remote signaling
Finding the right product for all possible requirements in MCR applications is easy, thanks to the complete range of products with customized features
Signal circuits easily interrupted for maintenance work, thanks to vertical knife disconnection