SABO SYSTEMS PVT. LTD.
DA-275 DFI 10 SPD type 3 surge arrester with RFI

DA-275 DFI 10 SPD type 3 surge arrester with RFI

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Surge Arresters

DA-275 DFI 10

DA-275 DFI 16

SPD type 3 – surge arrester with RFI filter Fault signalling due to supply interruption,visual fault signaling

Surge protection with an integrated RFI filter designed to protect M&C, ESS, EFS, etc. control systems against pulse overvoltage and RF disturbance.

 

Technical data

DA-275 DFI 10

DA-275 DFI 16

Nominal voltage Un

230 V AC

230 V AC

Maximum operating voltage Uc

275 V AC

275 V AC

Nominal load current IL

10 A

16 A

Nominal discharge current (8/20 μs) L-N, L(N)-PE, L+N-PE In

3 kA, 3 kA, 5 kA

3 kA, 3 kA, 5 kA

Test voltage L-N, L(N)-PE, L+N-PE Uoc

6 kV, 6 kV, 10 kV

6 kV, 6 kV, 10 kV

Voltage protection level L-N, L(N)-PE Up

1,2 kV, 1,5 kV

1,2 kV, 1,5 kV

Response time L-N, L(N)-PE ta

25 ns, 100 ns

25 ns, 100 ns

Maximum overcurrent protection

10 A gL/gG nebo C10 A

16 A gL/gG nebo C16 A

Filter attenuation at 1 MHz (50 Ω/50 Ω) unsymmetrical

 

30 dB

 

30 dB

Degree of protection

IP 20

IP 20

Range of operating temperatures

– 40 °C … + 80 °C

– 40 °C … + 80 °C

Mounting on

DIN rail 35 mm

DIN rail 35 mm

Cross-section of connected conductors

Solid max

Stranded max

 

ISO: 4 mm2 ; AWG: 11

ISO: 2,5 mm2 ; AWG: 13

 

ISO: 4 mm2 ; AWG: 11

ISO: 2,5 mm2 ; AWG: 13

Tightening torque

max. 0,6 Nm

max. 0,6 Nm

Fault indication

red indicator, supply interruption

red indicator, supply interruption

Remote indication

no

no

Meets the requirements of standard

EN 61643-11 + A11T3

EN 61643-11 + A11T3

Ordering number

8595090507949

8595090507956