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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
VAL-MB-T1/T2 1500DC-PV/2+V
Weight
0.526 kg
Series VAL-MB-T

VAL-MB-T1/T2 1500DC-PV/2+V - Lightning/surge arrester type 1/2

Lightning current arrester/surge protective device for 2-pos. isolated and grounded 1500 V DC PV systems, for DIN rail mounting, temperature-monitored protective elements, status message on the module.

  • Space-saving installation, thanks to the compact design
  • Double terminal block for safe and easy equipotential bonding connection
  • Screw shafts with raised domes to ensure safe working
  • Main connections with extended insertion funnels for increased resistance to creepage
  • Visual display for checking the status directly on the device
Technical Specifications

General

NoteThe product is also suitable for use in photovoltaic systems with max. short-circuit current ISCPV = 15 kA (in accordance with EN 50539-11: 2013).

Product properties

Product familyVALVETRAB MB
IEC test classificationPV I / II
IEC test classificationPV T1 / T2
EN typeT1 / T2
IEC power supply systemDC
TypeDIN rail module, one-piece
Installation locationInterior
Installation location of the disconnect deviceInternal
AccessibilityAccessible
Connection configurationY configuration
SPD failure behaviorOCFM (Open-Circuit Failure Mode)
Surge protection fault messageoptical

Insulation characteristics

Pollution degree2

Connection data

Connection MethodScrew connection
Screw threadM5
Tightening torque3 Nm
Stripping length16 mm
Conductor cross section flexible2.5 mm² ... 35 mm²
Conductor cross section AWG14 ... 2

Dimensions

Width71.2 mm
Height120 mm
Depth65.5 mm (incl. DIN rail 7.5 mm)
Horizontal pitch4 Div.

Material specifications

Colorgray (RAL 7042)
Colorgray (RAL 7042)
Flammability rating according to UL 94V-0
Insulating materialPA 6.6
Insulating materialPBT
Housing MaterialPA 6.6

Mechanical data

Open side panelNo

Protective circuit

Mode of protection(L+) - (L-)
Mode of protection(L+) - PE
Mode of protection(L-) - PE
Direction of action(L+)-PE & (L-)-PE & (L+)-(L-)
Rated load current IL50 A
Residual current IPE≤ 100 µA DC
Residual current IPE≤ 540 µA AC
Standby power consumption PC≤ 150.00 mVA
Nominal discharge current In (8/20) µs20 kA
Maximum discharge current Imax (8/20) µs40 kA
Impulse discharge current (10/350) µs, charge3.125 As
Impulse discharge current (10/350) µs, specific energy9.77 kJ/Ω
Impulse discharge current (10/350) µs, peak value limp6.25 kA
Total discharge current Itotal (8/20) µs40 kA
Total discharge current Itotal (10/350) µs12.5 kA
Voltage protection level Up≤ 4.5 kV
Residual voltage Ures≤ 4.5 kV (at In)
Residual voltage Ures≤ 3.3 kV (at 3 kA)
Residual voltage Ures≤ 3.6 kV (at 6.25 kA)
Residual voltage Ures≤ 3.8 kV (at 10 kA)
Residual voltage Ures≤ 4.2 kV (at 15 kA)
Residual voltage Ures≤ 5.4 kV (at 40 kA)
Response time tA≤ 25 ns

PV protective circuit

Connection configurationY configuration
SPD failure behaviorOCFM (Open-Circuit Failure Mode)

Protective circuit DC voltage side (DC)

Open circuit voltage UOCSTC≤ 1250 V DC
Maximum discharge current Imax (8/20) µs40 kA
Response time tA≤ 25 ns
Impulse discharge current (10/350) µs, charge3.125 As
Impulse discharge current (10/350) µs, specific energy9.77 kJ/Ω
Impulse discharge current (10/350) µs, peak value limp6.25 kA
Total discharge current Itotal (8/20) µs40 kA
Total discharge current Itotal (10/350) µs12.5 kA
Insulation resistance Riso> 5 GΩ (at 500 V DC)
Nominal discharge current In (8/20) µs20 kA
Rated load current IL50 A
Continuous operating current ICPV< 100 µA
Maximum continuous operating voltage UCPV1500 V DC
Short-circuit current rating ISCPV2000 A
Residual voltage Ures≤ 4.5 kV (at In)
Residual voltage Ures≤ 3.3 kV (at 3 kA)
Residual voltage Ures≤ 3.6 kV (at 6.25 kA)
Residual voltage Ures≤ 3.8 kV (at 10 kA)
Residual voltage Ures≤ 4.2 kV (at 15 kA)
Residual voltage Ures≤ 5.4 kV (at 40 kA)
Residual current IPE≤ 100 µA DC
Residual current IPE≤ 540 µA AC
Voltage protection level Up≤ 4.5 kV
Standby power consumption PC≤ 150.00 mVA

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≤ 6000 m (amsl)
Permissible humidity (operation)5 % ... 95 %
Shock (operation)50g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z)
Vibration (Operation)5g (5 - 500 Hz/2.5 h/X, Y, Z)

Standards and Regulations

Standards/specificationsEN 61643-31
Note2019
Standards/specificationsIEC 61643-31
Note2018

Mounting

Mounting TypeDIN rail: 35 mm
Accessories

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