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DA-275-A

Order number: A06738

acoustic fault signalling

SPD for additional installation to devices or equipments
installation to LV installations, close to protected equipment
for protection of all LV equipments against surge voltage
can be used for single-phase power supply networks with isolation transformer, connection of L and N wires can be changed

Technical parameters

Parameter name		Parameter value
Type of SPD		T3
Mounting		installation box
Nominal voltage	U_n	230 V AC
Maximum operating voltage	U_c	275.00 V AC
Type of network		TT\|TN
Maximum overcurrent protection		B 16 A
Short-circuit current rating	I_SCCR	1.5 kA
Residual current	I_PE	0.004 mA
Nominal discharge current (8/20 µs) L-N	I_n	2.00 kA
Nominal discharge current (8/20 µs) N-PE	I_n	2.00 kA
Test voltage L-N	U_oc	4.0 kV
Test voltage L-PE	U_oc	4.0 kV
Test voltage N-PE	U_oc	4.0 kV
Voltage protection level mode L-N	U_p	1.50 kV
Voltage protection level mode L-PE	U_p	1.50 kV
Voltage protection level mode N-PE	U_p	1.50 kV
Response time L-N	t_a	25 ns
Response time N-PE	t_a	100 ns
TOV 5 s L-N		335 V
TOV 5 s L-PE		440 V
TOV characteristic (TOV 5 s)		withstand
TOV 120 min L-N		440 V
TOV characteristic (120 min)		withstand
TOV 200 ms L-PE		1 455 V
TOV 200 ms N-PE		1 200 V
TOV characteristic (TOV 200 ms)		safe failure
Fault indication		acoustic signalling
Degree of protection		IP 20
Range of ambient temperatures (min/max)		-20 / 70 °C
According to standard		EN 61643-11:2012, IEC 61643-11:2011
ETIM Class		EC000942
Customs tariff number		85363010
EAN		8595090567387