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Siemens 5SD7412-2

Lightning arrester type 1, 12.5 kA, lightning protection level III and IV, for 3-wire networks (L, N, PE)

MPN: 5SD7412-2
Category: Basic devices

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What is the Siemens 5SD7412-2?

lightning arrester type 1, 12.5 kA, lightning protection level III and IV, for 3-wire networks (L, N, PE), Uc 335/264 V AC, (L-N/N-PE), mechanical defect indication

Specifications

General data

standard	IEC 61643-11: 2011, EN 61643-11: 2012
product designation	Surge protection device
SPD classification according to EN 61643-11 — Test Class I, Type 1	Yes
SPD classification according to EN 61643-11 — Test Class II, Type 2	Yes
SPD classification according to EN 61643-11 — Test Class III, Type 3	No
number of SPD ports	1
design of the product	Combination surge arresters
design of pole	1+N/PE
designation of the protective paths	L-N, L-PE, N-PE
accessories	1 x 5SD7418-3 + 1 x 5SD7418-2
fastening method	TH35 DIN rail
material of the enclosure	PA 6.6 / PBT
size of surge arrester	2 MW
degree of pollution	2
overvoltage category according to IEC 61010-1	III
protection class IP at connection all terminals	IP20
shock acceleration	30 gn
vibrational acceleration at 5 Hz ... 500 Hz limited to 2,5 h per axis	7.5 gn
relative humidity during operation	5 ... 95 %
installation altitude at height above sea level maximum	2 000 m
width	35.6 mm
height	89.9 mm
depth	77.5 mm

Electrical data

type of distribution system	TN-S, TT
operating voltage — at AC	230 V
value range of the operating frequency	50 / 60 Hz
continuous operating voltage — at AC maximum	335 V
continuous operating voltage — between N and PE at AC maximum	264 V
continuous operating voltage — between L and (PE)N at AC maximum	335 V
apparent power consumption maximum	270 mVA
total discharge current at (8/20) µs	50 kA
discharge current — between L and (PE)N at (8/20) µs	12.5 kA
discharge current — between L and N at (8/20) µs	50 kA
discharge current — between N and PE at (8/20) µs	50 kA
discharge current — between N and PE at (8/20) µs	50 kA
total lightning impulse current at (10/350) µs	25 kA
lightning current peak value at (10/350) µs — lightning current peak value between N and PE	50 kA
lightning current peak value at (10/350) µs — lightning current peak value between L and N	12.5 kA
charge of the flash at (10/350) µs — charge of the flash between L and N	6.25 A·s
charge of the flash at (10/350) µs — charge of the flash between N and PE	25 A·s
specific energy of the flash at (10/350) µs — between L and N	39 kJ/?
specific energy of the flash at (10/350) µs — between N and PE	625 kJ/?
follow current extinguishing capability — between N and PE	100 A (264 V a.c.)
short-circuit rating (SCCR) at 264 V	25 kA
protection level — between L and N maximum	1.2 kV
protection level — between L and PE maximum	2 kV
protection level — between N and L	1.2 kV
protection level — between N and PE maximum	1.7 kV
residual voltage — between L and (PE)N — at rated value of discharge current maximum	1.2 kV
residual voltage — between L and (PE)N — at 10 kA maximum	1.1 kV
residual voltage — between L and (PE)N — at 5 kA maximum	1 kV
residual voltage — between L and (PE)N — at 3 kA maximum	0.9 kV
residual voltage — between L and PE — at rated value of discharge current maximum	2 kV
residual voltage — between L and PE — at 10 kA maximum	1.5 kV
residual voltage — between L and PE — at 5 kA maximum	1.2 kV
residual voltage — between L and PE — at 3 kA maximum	1.1 kV
residual voltage — between N and PE — at rated value of discharge current maximum	0.6 kV
residual voltage — between N and PE — at 10 kA maximum	0.5 kV
residual voltage — between N and PE — at 5 kA maximum	0.5 kV
residual voltage — between N and PE — at 3 kA maximum	0.4 kV
response value of the surge voltage at 6 kV at (1.2/50) µs — between L and PE	1.7 kV
response value of the surge voltage at 6 kV at (1.2/50) µs — between N and PE	1.7 kV
response time between L and (PE)N	25 ns
response time between N and PE	100 ns
adjustable response factor of tripping current	1.6
fuse protection type at V-shaped connection	80 A AC (gG)
fuse protection type for T-connector	160 A AC (gG)

Connections/ Terminals

type of electrical connection	Screw terminal
stripped length	16 mm
tightening torque	4.3 ... 4.7 N·m
connectable conductor cross-section — for finely stranded conductor	1.5 ... 25 mm²
connectable conductor cross-section — for rigid conductor	1.5 ... 35 mm²
connectable conductor cross-section — finely stranded	1.5 ... 25 mm²
AWG number as coded connectable conductor cross section	15 ... 2
design of the thread of the connection screw	M5
signal design	optical

Indicator/remote signaling

product component remote signaling contact

NEMA/UL - Data

type of distribution system	TN-S, TT
ambient temperature — during operation	-40 ... +80 °C
ambient temperature — during storage	-40 ... +80 °C
combustibility class according to UL 94	V0

Downloads & documentation

Official documents from Siemens, downloaded directly from the manufacturer.

Data sheets & manuals

Product data sheet 5SD7412-2PDF

5SD7412-2: frequently asked questions

When can 5SD7412-2 be shipped?

5SD7412-2 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 5SD7412-2 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 5SD7412-2 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 5SD7412-2, subject to availability and destination.