Basic

DA-275 V/1+1

Order number: A01872

pluggable module, visual fault signalling, module locking

combination of varistor SPD and encapsulated spark gap, connected in the 1+1 mode
installation to LV installations, close to protected equipment
for protection of the equipments against impact of induced overvoltages during a lightning strike or switching overvoltages

Technical parameters

Parameter name		Parameter value
Type of SPD		T3
Mounting		DIN rail 35 mm
Nominal voltage	U_n	230 V AC
Maximum operating voltage L-N	U_c	275.00 V AC
Maximum operating voltage N-PE	U_c	255.00 V AC
Type of network		TT
Maximum overcurrent protection		63 A gL/gG
Short-circuit current rating	I_SCCR	25.0 kA
Nominal discharge current (8/20 µs) L-N	I_n	5.00 kA
Nominal discharge current (8/20 µs) N-PE	I_n	10.00 kA
Test voltage L-N	U_oc	10.0 kV
Test voltage N-PE	U_oc	20.0 kV
Voltage protection level mode L-N	U_p	1.00 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	t_a	25 ns
Response time L-N	t_a	25 ns
Response time N-PE	t_a	100 ns
TOV 5 s L-N		335 V
TOV characteristic (TOV 5 s)		withstand
TOV 120 min L-N		440 V
TOV characteristic (120 min)		safe failure
TOV 200 ms L-PE		1 455 V
TOV 200 ms N-PE		1 200 V
TOV characteristic (TOV 200 ms)		safe failure
Cross-section of connected conductors solid (min)		1.00 mm²
Cross-section of connected conductors solid (max)		35.00 mm²
Cross-section of connected conductors stranded (min)		1.00 mm²
Cross-section of connected conductors stranded (max)		25.00 mm²
Fault indication L-N		red indication field
Fault indication N-PE		no
Degree of protection		IP 20
Range of ambient temperatures (min/max)		-40 / 80 °C
Humidity		5 - 95 %
According to standard		EN 61643-11:2012, IEC 61643-11:2011
ETIM Class		EC000942
Customs tariff number		85363030
EAN		8595090518723