Official DistributorSKU
MPN
VAL-MS-T1/T2 48/12.5/O
Weight
0.15 kg
Series VAL-MS-T1
VAL-MS-T1/T2 48/12.5/O - Lightning/surge arrester type 1/2
Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with common N and PE (2-conductor system: L1, PEN), with remote indication contact.
- Rack-mount 2U panel applications
- Plug-in direction parallel to the conductor axis
- Versions with and without floating remote indication contact
- DIN rail mounting
- Accepts Type 1 and Type 2 VAL-MS plugs
- Coding when protective plug is inserted for the first time
Technical Specifications
Product properties
| Product family | VALVETRAB MS |
| IEC test classification | I / II |
| IEC test classification | T1 / T2 |
| IEC test classification | I |
| EN type | T1 / T2 |
| IEC power supply system | DC |
| Type | DIN rail module, two-section, divisible |
| Number of Positions | 1 |
| Surge protection fault message | Optical, remote indicator contact |
Insulation characteristics
| Pollution degree | 2 |
Electrical properties
| Nominal frequency fN | 50 Hz (60 Hz) |
Connection data
| Connection Method | Screw connection |
| Screw thread | M5 |
| Tightening torque | 4.5 Nm |
| Tightening torque | 30 lbf-in. (UL) |
| Stripping length | 16 mm |
| Conductor cross section flexible | 1.5 mm² ... 25 mm² |
| Conductor cross section rigid | 1.5 mm² ... 35 mm² |
| Conductor cross section AWG | 15 ... 2 |
| Conductor cross section AWG | 10 ... 2 (UL) |
Dimensions
| Width | 17.5 mm |
| Height | 77.1 mm |
| Depth | 89.2 mm |
| Horizontal pitch | 1 Div. |
Material specifications
| Color | black (RAL 9005) |
| Flammability rating according to UL 94 | V0 |
| Housing Material | PBT |
Mechanical data
| Open side panel | No |
Protective circuit
| Mode of protection | L-PEN |
| Mode of protection | (L+) - (L-) |
| Mode of protection | (L-) - PE |
| Mode of protection | (L+) - PE |
| Direction of action | L-N / L-PEN |
| Nominal voltage UN | -48 V DC (RRH) |
| Nominal voltage UN | 60 V DC |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous voltage UC | 75 V AC |
| Maximum continuous voltage UC | 100 V DC |
| Rated load current IL | 80 A |
| Rated load current IL | 80 A |
| Residual current IPE | ≤ 0.6 mA |
| Residual current IPE | ≤ 0.6 mA |
| Standby power consumption PC | ≤ 45.00 mVA |
| Standby power consumption PC | ≤ 45.00 mVA |
| Nominal discharge current In (8/20) µs | 12.5 kA |
| Maximum discharge current Imax (8/20) µs | 30 kA |
| Impulse discharge current (10/350) µs, charge | 6.25 As |
| Impulse discharge current (10/350) µs, specific energy | 39 kJ/Ω |
| Impulse discharge current (10/350) µs, peak value limp | 12.5 kA |
| Impulse discharge current (10/350) µs, peak value limp | 12.5 kA |
| Impulse discharge current (10/350) µs (L-N), charge | 6.25 As |
| Impulse discharge current (10/350) µs (L-N), charge | 6.25 As |
| Impulse discharge current (10/350) µs (L-N), specific energy | 39 kJ/Ω |
| Impulse discharge current (10/350) µs (L-N), specific energy | 39 kJ/Ω |
| Impulse discharge current (10/350) µs (L-N), peak current value Iimp | 12.5 kA |
| Impulse discharge current (10/350) µs (L-N), peak current value Iimp | 12.5 kA |
| Short-circuit current rating ISCCR | 25 kA |
| Voltage protection level Up | ≤ 0.4 kV |
| Voltage protection level Up (L-N) | ≤ 0.4 kV |
| Voltage protection level Up (L-PEN) | ≤ 0.4 kV |
| Residual voltage Ures | ≤ 0.4 kV (at In) |
| Residual voltage Ures | ≤ 0.35 kV (at 10 kA) |
| Residual voltage Ures | ≤ 0.3 kV (at 5 kA) |
| Residual voltage Ures | ≤ 0.275 kV (at 4 kA) |
| Residual voltage Ures | ≤ 0.25 kV (at 3 kA) |
| TOV behavior at UT | 100 V AC (5 s / withstand mode) |
| TOV behavior at UT | 130 V DC (5 s / withstand mode) |
| Response time tA | ≤ 25 ns |
| Response time tA (L-N) | ≤ 25 ns |
| Response time tA (L-PEN) | ≤ 25 ns |
| Max. backup fuse with V-type through wiring | 80 A AC (gG - 16 mm²) |
| Max. backup fuse with V-type through wiring | 80 A AC (gG - 16 mm²) |
| Max. backup fuse with branch wiring | 160 A AC (gG) |
| Max. backup fuse with branch wiring | 160 A AC (gG) |
Additional technical data
| Maximum discharge current Imax (8/20) µs | 65 kA |
Ambient conditions
| Degree of Protection | IP20 (only when all terminal points are used) |
| Ambient Temperature (Operation) | -40 °C ... 80 °C |
| Ambient temperature (storage/transport) | -40 °C ... 80 °C |
| Altitude | max. 2000 m |
| 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 | 75 V AC |
| Maximum continuous operating voltage MCOV (L-N) | 75 V AC |
| Maximum continuous operating voltage MCOV (L-G) | 75 V AC |
| Maximum continuous operating voltage MCOV (L+) - (L-) | 100 V DC |
| Maximum continuous operating voltage MCOV (L+/L-) - G | 100 V DC |
| Voltage protection rating VPR | 400 V |
| Voltage protection rating VPR (L-N) | 400 V |
| Nominal discharge current In | 20 kA |
| Nominal discharge current In (L-G) | 20 kA |
| Nominal discharge current In (L+) - (L-) | 20 kA |
| Mode of protection | L-L |
| Mode of protection | L-G |
| Mode of protection | (L+) - (L-) |
| Mode of protection | (L+) - G |
| Mode of protection | (L-) - G |
| Nominal Voltage | 60 V DC |
| Power distribution system | Single phase |
| Measured limiting voltage MLV | 1240 V |
| Measured limiting voltage MLV (L-G) | 1240 V |
| Measured limiting voltage MLV (L+) - (L-) | 1230 V |
| SPD Type | 1CA |
UL connection data
| Tightening torque | 30 lbf-in. |
| Conductor cross section AWG | 10 ... 2 |
Air clearances and creepage distances
| Standards/regulations | EN 61643-11 / UL 840 |
Mounting
| Mounting Type | DIN rail: 35 mm |
Accessories
1051993 - Marker pen, for manual labeling of unprinted Zack strips, smear-proof and waterproof, line thickness 0.5 mm
2856278 - Wiring bridge for modules with connecting pitch 17.5 mm, 1-phase, 7-pos., color: Blue
2858470 - Wiring bridge for modules with connecting pitch 17.5 mm, 1-phase, 8-pos., color: Blue
2818339 - Wiring bridge flexible, diameter 16 mm2, with a fork-type cable lug on one side, length: 200 mm- 2818342 - Wiring bridge flexible, diameter 16 mm2, with a fork-type cable lug on one side, length: 400 mm
- 2818355 - Wiring bridge flexible, diameter: 16 mm2, with a fork-type cable lug on one side, length: 600 mm
- 2818355 - Wiring bridge flexible, diameter: 16 mm2, with a fork-type cable lug on one side, length: 600 mm
- 2818342 - Wiring bridge flexible, diameter 16 mm2, with a fork-type cable lug on one side, length: 400 mm
- 2818339 - Wiring bridge flexible, diameter 16 mm2, with a fork-type cable lug on one side, length: 200 mm
2830443 - Wiring bridge for modules with connecting pitch 17.5 mm, 1-phase, 10 pitches with contact sequence 1-0-0
Why Proax for Phoenix Contact 2906281?
Proax is an authorized distributor of Phoenix Contact 2906281 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 Size | 12 |
Recommended
2801241 - Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with common N and PE (2-conductor system: L1, PEN).
2801240 - Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with common N and PE (2-conductor system: L1, PEN), with remote indication contact.
2909629 - Universal varistor-based plug-in lightning/surge arrester for 48 V DC applications with grounded return conductor (positive pole), without risk assessment for Lightning Protection Levels III and IV, with remote indication contact.
2801532 - Universal varistor-based plug-in lightning/surge arrester for 48 V DC applications with grounded return conductor (positive pole), without risk assessment for Lightning Protection Levels III and IV.
2801533 - Universal varistor-based plug-in lightning/surge arrester for 48 V DC applications with grounded return conductor (positive pole), without risk assessment for Lightning Protection Levels III and IV, with remote indication contact.- 2907042 - Universal varistor-based plug-in lightning/surge arrester for 48 V DC applications with grounded return conductor (positive pole), without risk assessment for Lightning Protection Levels III and IV, with remote indication contact.
2906282 - Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with common N and PE (2-conductor system: L1, PEN), with remote indication contact.
2801041 - Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with common N and PE (2-conductor system: L1, PEN).
2801042 - Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with common N and PE (2-conductor system: L1, PEN), with remote indication contact.
2800187 - Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with separate N and PE (3-conductor system: L1, N, PE).
2800186 - Universal varistor-based plug-in lightning/surge arrester for 1-phase power supply networks with separate N and PE (3-conductor system: L1, N, PE), with remote indication contact.
2800189 - Universal varistor-based plug-in lightning/surge arrester for 3-phase power supply networks with common N and PE (4-conductor system: L1, L2, L3, PEN).
2800188 - Universal varistor-based plug-in lightning/surge arrester for 3-phase power supply networks with common N and PE (4-conductor system: L1, L2, L3, PEN), with remote indication contact.
2800184 - Universal varistor-based plug-in lightning/surge arrester for 3-phase power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE), for Lightning Protection Levels III and IV.
2800183 - Universal varistor-based plug-in lightning/surge arrester for 3-phase power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE), for Lightning Protection Levels III and IV, with remote indication contact.
2800645 - Universal varistor-based plug-in lightning/surge arrester for 3-phase power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE).
2800644 - Plug-in varistor-based lightning current arrester for 3-phase TN-S power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE), for Lightning Protection Levels III and IV, with remote indication contact.
