SLP40-DC75/2S

Pluggable modular multi-pole DC SPD type 2 lightning current surge arrester for use in photovoltaic systems

Pluggable modular multi-pole DC SPD type 2 lightning current surge arrester for use in photovoltaic systems

With remote signaling contact for monitoring device (floating changeover contact) (S)
For installation in the DC circuits of solar photovoltaic systems, string box, inverter
Mode of Protection: (DC+) – PE, (DC-) – PE, (DC+) – (DC-)
EU Category: Type 2
Protective Elements: High Energy MOV

Technical data

Type	SLP40-DC75/2	SLP40-DC75/2S
SPD according to EN 61643-11 / IEC 61643-11	type 2 / class II	type 2 / class II
Nominal d.c. voltage U_n	48 V	48 V
Max. continuous operating d.c. voltage U_c	75 V	75 V
Nominal discharge current (8/20μs) I_n	20 kA	20 kA
Maximum discharge current (8/20μs) I_max	40 kA	40 kA
Voltage Protection level U_P	0,3 kV	0,3 kV
Residual current – Leakage current at U_c[I_PE]	< 0.1 mA	< 0.1 mA
Max. Load current if connection series I_L	20 A	20 A
Response time t_A	25 ns	25 ns
Range of operating temperatures (T_U)	-40/+80°C	-40/+80°C
Operating state / fault indication	green / red	green / red
Number of ports	1	1
Cross-sectional area (min.)	1.5 mm² solid /flexible	1.5 mm² solid /flexible
Cross-sectional area (max.)	35 mm² stranded / 25 mm² flexible	35 mm² stranded / 25 mm² flexible
For mounting on	35 mm DIN rail acc. to EN 60715	35 mm DIN rail acc. to EN 60715
Enclosure material	thermoplastic	thermoplastic
Place of installation	indoor installation	indoor installation
Degree of protection	IP 20	IP 20
Capacity	2 module(s), DIN 43880	2 module(s), DIN 43880
Approvals	–	–
Type of remote signalling contact	–	changeover contact
a.c. switching capacity	–	250 V / 0.5 A
d.c. switching capacity	–	250 V / 0.1 A; 125 V / 0.2 A; 75 V / 0.5 A
Cross-sectional area for remote signalling terminals	–	max. 1.5 mm² solid / flexible

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