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Phoenix Contact

2794987

2794987 Phoenix Contact

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Description for 2794987 Phoenix Contact

2794987 Phoenix Contact - Surge protection device 2794987

Extended Description for 2794987 Phoenix Contact

2794987 Phoenix Contact - Modular terminal block with varistor as surge voltage protection between clamping connector and DIN rail, separate ground connection, nominal voltage: 110 V AC, mounting on NS 35/7.5, terminal width: 6.2 mm, terminal height: 69 mm

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Protective circuit

Residual voltage at I<sub>n</sub> (line-earth) ≤ 500 V
Response time t<sub>A</sub> (line-earth) ≤ 25 ns
Output voltage limitation at 1 kV/µs (line-earth) static ≤ 310 V
Nominal discharge current I<sub>n</sub> (8/20) µs (line-earth) 2 kA
VDE requirement class C2
IEC test classification C2
IEC test classification C1
VDE requirement class C3
Residual current I<sub>PE</sub> ≤ 100 µA
Max. discharge current I<sub>max</sub> (8/20) µs maximum (line-earth) 6.5 kA
Nominal pulse current Ian (10/1000) µs (line-earth) 75 A
Total discharge current I<sub>total</sub> (8/20) µs 6.5 kA
Nominal voltage U<sub>N</sub> 110 V AC
Maximum continuous voltage U<sub>C</sub> 130 V AC
Output voltage limitation at 1 kV/µs (line-earth) spike ≤ 310 V
IEC test classification C3
VDE requirement class C1
Surge protection fault message none
Rated current 32 A (50 °C)
Cut-off frequency fg (3 dB), asym. (PE) in 150 Ohm system typ. 1.5 MHz

Connection data

Connection method IN Screw terminal blocks
Connection method OUT Screw terminal blocks
Screw thread M3
Conductor cross section AWG 24 - 12
Tightening torque 0.8 Nm
Conductor cross section solid 0.2 mm² - 4 mm²
Connection method Screw connection
Conductor cross section flexible 0.2 mm² - 4 mm²
Stripping length 8 mm

Standards and Regulations

Standards/regulations IEC 61643-21

Dimensions

Length 66.5 mm
Height 69.5 mm
Width 6.2 mm

Environmental Product Compliance

REACh SVHC Lead 7439-92-1
REACh SVHC 4-Nonylphenol, ethoxylated

Ambient conditions

Degree of protection IP20
Ambient temperature (operation) -40 °C - 85 °C

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