Proax

Currency
0 Items
proax logo
Cart
Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
VAL-MS 320/3+0
Weight
0.35 kg
This product is Not Cancellable/Not Returnable

VAL-MS 320/3+0 - Type 2 surge arrester

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.

  • Quality proven millions of times over in the widest range of applications
  • Rapid installation with bridges, thanks to industry-standard overall width of 1 HP
  • Easy testing and insulation measurement, thanks to pluggable protection modules
  • Wide range of applications due to various nominal voltages
  • High degree of modularity provides individual solutions for every application
Technical Specifications

Product properties

Product familyVALVETRAB MS
IEC test classificationII
IEC test classificationT2
EN typeT2
IEC power supply systemTN-C
TypeDIN rail module, two-section, divisible
Number of Positions3
Surge protection fault messageoptical

Insulation characteristics

Overvoltage categoryIII
Pollution degree2

Electrical properties

Nominal frequency fN50 Hz (60 Hz)

Connection data

Connection MethodScrew connection
Screw threadM5
Tightening torque3 Nm (1.5 mm² ... 16 mm²)
Tightening torque4.5 Nm (25 mm² ... 35 mm²)
Stripping length16 mm
Conductor cross section flexible1.5 mm² ... 25 mm²
Conductor cross section rigid1.5 mm² ... 35 mm²
Conductor cross section AWG15 ... 2
Connection MethodFork-type cable lug
Conductor cross section flexible1.5 mm² ... 16 mm²

Dimensions

Width53.4 mm
Height89.8 mm
Depth65.7 mm (incl. DIN rail 7.5 mm)
Horizontal pitch3 Div.

Material specifications

Colorblack (RAL 9005)
Flammability rating according to UL 94V-0
CTI value of material600
Insulating materialPA 6.6/PBT
Material groupI
Housing MaterialPA 6.6
Housing MaterialPBT

Protective circuit

Mode of protectionL-PEN
Direction of action3L-PEN
Nominal voltage UN240/415 V AC (TN-C)
Nominal frequency fN50 Hz (60 Hz)
Maximum continuous voltage UC335 V AC
Rated load current IL80 A
Residual current IPE≤ 1.35 mA
Standby power consumption PC≤ 450.00 mVA
Nominal discharge current In (8/20) µs20 kA
Maximum discharge current Imax (8/20) µs40 kA
Short-circuit current rating ISCCR25 kA
Voltage protection level Up≤ 1.5 kV
Residual voltage Ures≤ 1.5 kV (at In)
Residual voltage Ures≤ 1.3 kV (at 10 kA)
Residual voltage Ures≤ 1.2 kV (at 5 kA)
Residual voltage Ures≤ 1.1 kV (at 3 kA)
TOV behavior at UT415 V AC (5 s / withstand mode)
TOV behavior at UT440 V AC (120 min / safe failure mode)
Response time tA≤ 25 ns
Max. backup fuse with V-type through wiring80 A (gG)
Max. backup fuse with branch wiring125 A (gG)

Ambient conditions

Degree of ProtectionIP20 (only when all terminal points are used)
Ambient Temperature (Operation)-40 °C ... 80 °C
Ambient temperature (storage/transport)-40 °C ... 80 °C
Altitude≤ 2000 m (amsl)
Permissible humidity (operation)5 % ... 95 %
Shock (operation)25g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z)
Vibration (Operation)5g (10 ... 500 Hz / 2.5 h / X, Y, Z)

UL specifications

Maximum continuous operating voltage MCOV (L-L)640 V AC
Maximum continuous operating voltage MCOV (L-G)320 V AC
Nominal discharge current In (L-G)20 kA
Mode of protectionL-L
Mode of protectionL-G
Nominal Voltage240 V AC
Power distribution systemDelta
Nominal frequency50/60 Hz
Measured limiting voltage MLV (L-L)2900 V
Measured limiting voltage MLV (L-G)2720 V
SPD Type4CA

UL connection data

Tightening torque30 lbf-in.
Conductor cross section AWG14 ... 2

Standards and Regulations

Standards/specificationsIEC 61643-11
Note2011

EN 61643-11

Standards/specificationsEN 61643-11
Note2012

Mounting

Mounting TypeDIN rail: 35 mm
Accessories

Why Proax for Phoenix Contact 2920230?

Proax is an authorized distributor of Phoenix Contact 2920230 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.

Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!

Short Lead Time
Highly Trained Staff
Live Chat
Technical Support
Local Inventory
60+ Years Experience
Additional Information

Pack Size1
Recommended

Available for order

Phoenix Contact Availability