TT-ST-M-EX(I)-24DC 2859424 PHOENIX CONTACT Spring-cage modular terminal block with integrated three-stage su.. View larger
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TT-ST-M-EX(I)-24DC 2859424 PHOENIX CONTACT Spring-cage modular terminal block with integrated three-stage su..

TT-ST-M-EX(I)-24DC

2859424

PHOENIX_CONTACT

10

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Spring-cage modular terminal block with integrated three-stage surge protection for a floating Ex-i signal circuit, separate PE connection, nominal voltage: 24 V DC, for mounting on NS 35

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Overvoltage Protection Over Voltage

TRABTECH Power and Signal Quality - PHOENIX CONTACT

Surge protection for measurement and control technology - PHOENIX CONTACT

* Brand new produt in its original packing covered by the warranties and certifications provided by PHOENIX_CONTACT

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10+$66.71
20+$66.40
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Dimensions

Height100 mm
Width6.2 mm
Depth63.5 mm

Ambient conditions

Ambient temperature (operation)-40 °C ... 80 °C
Ambient temperature (storage/transport)-40 °C ... 80 °C
Degree of protectionIP20

General

Housing materialPA 6.6
Flammability rating according to UL 94V-2
Colorblue
Standards for cearances and creepage distancesEN 60079-11
Mounting typeDIN rail: 35 mm
TypeDouble-level terminal block with disconnect knife
Direction of actionLine-Line & Line-Earth Ground

Protective circuit

IEC test classificationC1
C2
C3
D1
Nominal voltage UN24 V DC
Maximum continuous voltage UC30 V DC
21 V AC
Maximum continuous voltage UC (wire-wire)30 V DC
21 V AC
Nominal current IN200 mA (TA < 40 °C)
Operating effective current IC at UC≤ 10 µA
Residual current IPE≤ 2 µA
Nominal discharge current In (8/20) µs (Core-Core)5 kA
Nominal discharge current In (8/20) µs (Core-Earth)5 kA
Total surge current (8/20) µs10 kA
Total surge current (10/350) µs2 kA
Max. discharge current Imax (8/20) µs maximum (Core-Earth)5 kA
5 kA
Nominal pulse current Ian (10/1000) µs (Core-Core)100 A
Nominal pulse current Ian (10/1000) µs (Core-Earth)100 A
Impulse discharge current (10/350)˽µs, peak value limp1 kA
Output voltage limitation at 1 kV/µs (Core-Core) spike≤ 40 V
Output voltage limitation at 1 kV/µs (Core-Earth) spike≤ 1.5 kV
Output voltage limitation at 1 kV/µs (Core-Core) static≤ 40 V
Output voltage limitation at 1 kV/µs (Core-Earth) static≤ 1.5 kV
Residual voltage at In (conductor-conductor)≤ 40 V
Residual voltage with Ian (10/1000)µs (conductor-conductor)≤ 45 V
Voltage protection level Up (core-core)≤ 60 V (C2 -5 kA)
Voltage protection level Up (core-ground)≤ 1.5 kV (C2 -5 kA)
Response time tA (Core-Core)≤ 1 ns
Response time tA (Core-Earth)≤ 100 ns
Input attenuation aE, sym.typ. 1 dB (≤ 400 kHz/50 Ω)
typ. 0.4 dB (≤ 150 kHz / 150 Ω)
Cut-off frequency fg (3 dB), sym. in 50 Ohm systemtyp. 3 MHz
Cut-off frequency fg (3 dB), sym. in 150 Ohm systemtyp. 1 MHz
Resistance in series6.6 Ω ±20 % (per path)
6.6 Ω
Surge protection fault messageNone
Max. required back-up fuse200 mA (e.g. T in acc. with IEC 127-2/III)
Impulse durability (conductor-conductor)C2 - 10 kV/5 kA
Impulse durability (conductor-ground)C2 - 10 kV/5 kA
D1 - 1kA
Alternating current carrying capacity (conductor-ground)2.5 A (1 s)

Connection data

Connection methodSpring-cage connection
Connection type INSpring-cage
Connection type OUTSpring-cage
Conductor cross section flexible min.0.5 mm²
Conductor cross section flexible max.2.5 mm²
Conductor cross section solid min.0.5 mm²
Conductor cross section solid max.4 mm²
Conductor cross section AWG min.24
Conductor cross section AWG max.12

Standards and Regulations

Standards/regulationsIEC 61643-21

General

Maximum inner capacitance Ci4 nF
Maximum inner inductance Li1 µH
Max. input current Ii200 mA (T4/≤ 85°C)
200 mA (T5/≤ 55°C)
200 mA (T6 / ≤ 40 °C)
Max. input voltage Ui30 V
Maximum input power Pi1.6 W
Insulation voltage to ground500 V ±10 %

Conformity / approvals

ATEXEx II 1G Ex ia IIC T4...T6 Ga
Ex II 1D Ex ia IIIC T135°C...T85°C Da
IECExEx ia IIC T4...T6 Ga
Ex ia IIIC T135 °C...T85 °C Da

Datasheet - PDF

Title:Language:Size:Type:
PHOENIX CONTACT-2859424-TT-ST-M-EX(I)-24DCEnglish278 KbytesPHOENIX CONTACT-2859424-TT-ST-M-EX(I)-24DC

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