SPD according to EN 61643-11 / IEC 61643-11

type 1 / class I

Nominal voltage (a.c.) (UN )

400 V

Max. continuous operating voltage (a.c.) (UC )

440 V

Lightning impulse current (10/350 µs) (Iimp )

35 kA

Specific energy (W/R)

306.25 kJ/ohms

Nominal discharge current (8/20 µs) (In )

35 kA

Voltage protection level (UP )

≤ 2.5 kV

Follow current extinguishing capability (a.c.) (Ifi )

50 kArms

Follow current limitation / Selectivity

no tripping of a 32 A gG fuse up to 50 kArms (prosp.)

Response time (tA )

≤ 100 ns

Max. backup fuse (L) up to IK = 50 kArms (ta ≤ 0.2 s)

500 A gG

Max. backup fuse (L) up to IK = 50 kArms (ta ≤ 5 s)

250 A gG

Max. backup fuse (L-L')

125 A gG

Temporary overvoltage (TOV) (UT) – Characteristic

760 V / 120 min. – withstand

Operating temperature range (parallel connection) (TUP )

-40 °C ... +80 °C

Operating temperature range (series connection) (TUS )

-40 °C ... +60 °C

Operating state / fault indication

green / red

Number of ports

1

Cross-sectional area (L, L', N/PEN) (min.)

10 mm2 solid / flexible

Cross-sectional area (L, N/PEN) (max.)

50 mm2 stranded / 35 mm2 flexible

Cross-sectional area (L') (max.)

35 mm2 stranded / 25 mm2 flexible

For mounting on

35 mm DIN rails acc. to EN 60715

Enclosure material

thermoplastic, red, UL 94 V-0

Place of installation

indoor installation

Degree of protection

IP 20

Capacity

2 module(s), DIN 43880

Approvals

UL, CSA

Type of remote signalling contact

changeover contact

Switching capacity (a.c.)

250 V / 0.5 A

Switching capacity (d.c.)

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

Extended technical data:

Use in switchgear installations with prospective short-circuit currents of more than 50 kArms (tested by the German VDE)

– Max. prospective short-circuit current

100 kArms (220 kApeak)

– Limitation / Extinction of mains follow currents

up to 100 kArms (220 kApeak)

– Max. backup fuse (L) up to IK = 100 kArms (ta ≤ 0.2 s)

500 A gG

– Max. backup fuse (L) up to IK = 100 kArms (ta ≤ 5 s)

250 A gG