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Type 2 surge protection device-VAL-MS 350/20/3+0-2803522
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Surge arrester for 4-conductor power supply systems (L1, L2, L3, PEN), consisting of a base element and
protective connectors, for mounting on NS 35.
Product Features
With or without floating remote indication contact
Solutions for the low performance class
Mechanical coding of all slots
Disconnect device on each individual plug
Multi-channel type 2 arresters
Optical, mechanical status indication for the individual arresters
Type 2 consistent plug-in surge arresters
Key commercial data
Packing unit 1 pc
Weight per Piece (excluding packing) 320.0 GRM
Custom tariff number 85363010
Country of origin Germany
Technical data
Dimensions
Height 90 mm
Width 53.4 mm
Depth 65.5 mm
Horizontal pitch 3 Div.
Ambient conditions
Degree of protection IP20
Ambient temperature (operation) -40 °C ... 80 °C
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Type 2 surge protection device-VAL-MS 350/20/3+0-2803522
Technical data
General
Housing material PBT / PA
Inflammability class according to UL 94 V0
Color black
Standards for air and creepage distances EN 60664-1
EN 61643-11
Mounting type DIN rail: 35 mm
Type DIN rail module, two-section, divisible
Number of positions 3
Surge protection fault message Optical
Direction of action 3L-PEN
Protective circuit
IEC test classification II
T2
EN type T2
Nominal voltage UN230 V AC (400 V AC)
230 V AC (400 V AC)
Maximum continuous operating voltage UC350 V AC
Maximum continuous operating voltage UC (L-PEN) 350 V AC
UT (TOV-proof) 415 V AC (5 s)
Nominal frequency fN50 Hz (60 Hz)
Residual current IPE ≤ 340 µA (per phase)
Standby power consumption PC≤ 360 mVA
Max. discharge current Imax (8/20) µs 20 kA (per channel L-PEN)
Max. discharge current Imax (8/20) µs maximum (L-PEN) 60 kA (all channels)
20 kA (per channel)
Nominal discharge current In (8/20) µs (L-PEN) 30 kA (all channels)
10 kA (per channel)
Voltage protection level Up (L-PEN) ≤ 1.4 kV
Residual voltage (L-PEN) ≤ 1.4 kV
≤ 1.2 kV (at 5 kA)
≤ 1.1 kV (at 3 kA)
Response time (L-PEN) ≤ 25 ns
Max. backup fuse with branch wiring 125 A (gL/gG)
Short-circuit resistance IP with max. backup fuse (effective) 25 kA
Connection, protective circuit
Connection method Screw connection
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Type 2 surge protection device-VAL-MS 350/20/3+0-2803522
Technical data
Connection, protective circuit
Connection type IN Biconnect screw terminal block
Connection type OUT Biconnect screw terminal block
Screw thread M5
Tightening torque 4.5 Nm
Stripping length 16 mm
Conductor cross section stranded min. 1.5 mm²
Conductor cross section stranded max. 25 mm²
Conductor cross section solid min. 1.5 mm²
Conductor cross section solid max. 35 mm²
Conductor cross section AWG/kcmil min. 15
Conductor cross section AWG/kcmil max 2
Standards and Regulations
Standards/regulations IEC 61643-1 2005
EN 61643-11/A11 2007
Classifications
eCl@ss
eCl@ss 4.0 27140201
eCl@ss 4.1 27130801
eCl@ss 5.0 27130801
eCl@ss 5.1 27130801
eCl@ss 6.0 27130805
eCl@ss 7.0 27130805
ETIM
ETIM 2.0 EC000941
ETIM 3.0 EC000941
ETIM 4.0 EC000941
ETIM 5.0 EC000941
UNSPSC
UNSPSC 6.01 30212010
UNSPSC 7.0901 39121610
UNSPSC 11 39121610
UNSPSC 12.01 39121610
UNSPSC 13.2 39121620
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Type 2 surge protection device-VAL-MS 350/20/3+0-2803522
Approvals
Approvals
Approvals
KEMA-KEUR / ÖVE / GOST / CCA / IECEE CB Scheme
Ex Approvals
Approvals submitted
Approval details
KEMA-KEUR
ÖVE
GOST
CCA
IECEE CB Scheme
Drawings
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Type 2 surge protection device-VAL-MS 350/20/3+0-2803522
Dimensioned drawing
99
45 22,5
65,5
58
51,5
The illustration shows the dimensional drawing for a version with remote
indicator contact
Circuit diagram
PENPEN
L1 L2 L3
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