Official DistributorSKU
MPN
VAL-MS 120/3+1/FM-UD
Weight
0.387 kg
Series VAL-MS
VAL-MS 120/3+1/FM-UD - Type 2 surge protection device
Surge arrester consisting of base element with remote indicator contact and ground connectors, for mounting on NS 35/7.5, nominal voltage: 120 V AC, 3 + 1 circuit
Technical Specifications
Product properties
| Product family | VALVETRAB MS |
| IEC test classification | II |
| IEC test classification | T2 |
| EN type | T2 |
| Type | DIN rail module, two-section, divisible |
| Number of Positions | 4 |
| Surge protection fault message | Optical, remote indicator contact |
Electrical properties
| Nominal frequency fN | 50 Hz (60 Hz) |
| Nominal voltage UN | 120 V AC (208 V AC) |
| Nominal voltage UN | 120 V AC ... 208 V AC |
Indicator/remote signaling
| Connection name | Remote fault indicator contact |
| Switching function | Changeover contact |
| Maximum operating voltage Umax. AC | 250 V AC |
| Maximum operating voltage Umax DC | 30 V DC |
| Max. operating current Imax | 0.75 A AC (250 V AC) |
| Max. operating current Imax | 1.5 A DC (30 V DC) |
| Min. permissible switching capacity | 0.12 VA (12 V, 10 mA) |
Connection data
| Connection Method | Screw connection |
| Screw thread | M5 |
| Tightening torque, min | 4.5 Nm |
| Stripping length | 14.5 mm |
| Conductor cross section flexible min. | 0.5 mm² |
| Conductor cross section flexible max. | 25 mm² |
| Conductor cross section, rigid min. | 0.5 mm² |
| Conductor cross section, rigid max. | 35 mm² |
Remote fault indicator contact
| Connection Method | Screw connection |
| Screw thread | M2 |
| Tightening torque, min | 0.25 Nm |
| Stripping length | 7 mm |
| Conductor cross section flexible min. | 0.14 mm² |
| Conductor cross section flexible max. | 1.5 mm² |
| Conductor cross section, rigid min. | 0.14 mm² |
| Conductor cross section, rigid max. | 1.5 mm² |
Dimensions
| Width | 70.8 mm |
| Height | 96.8 mm |
| Depth | 65.5 mm |
| Horizontal pitch | 4 Div. |
Material specifications
| Flammability rating according to UL 94 | V0 |
| Housing Material | PBT/PA |
Protective circuit
| Direction of action | 3L-N & N-PE |
| Nominal voltage UN | 120 V AC ... 208 V AC |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous voltage UC | 150 V AC |
| Maximum continuous operating voltage UC (L-N) | 150 V AC |
| Maximum continuous operating voltage UC (N-PE) | 260 V AC |
| Residual current IPE | ≤ 1 µA |
| Standby power consumption PC | ≤ 150.00 mVA |
| Nominal discharge current In (8/20) µs (L-N) | 20 kA |
| Nominal discharge current In (8/20) µs (L-PE) | 20 kA |
| Nominal discharge current In (8/20) µs (N-PE) | 20 kA |
| Maximum discharge current Imax (8/20) µs | 40 kA |
| Maximum discharge current Imax (8/20) µs (L-N) | 40 kA |
| Maximum discharge current Imax (8/20) µs (L-PE) | 40 kA |
| Maximum discharge current Imax (8/20) µs (N-PE) | 40 kA |
| Follow current interrupt rating Ifi (N-PE) | 100 A (260 V) |
| Voltage protection level Up (L-N) | ≤ 0.85 kV |
| Voltage protection level Up (L-PE) | ≤ 1.05 kV |
| Voltage protection level Up (N-PE) | ≤ 1.5 kV |
| Response time tA (L-N) | ≤ 25 ns |
| Response time tA (L-PE) | ≤ 100 ns |
| Response time tA (N-PE) | ≤ 100 ns |
| Max. backup fuse with branch wiring | 125 A (gL) |
Ambient conditions
| Degree of Protection | IP20 |
| Ambient Temperature (Operation) | -40 °C ... 80 °C |
Air clearances and creepage distances
| Standards/regulations | DIN EN 60664-1 |
Standards
| Standards/regulations | IEC 61643-1 |
| Standards/regulations | EN 61643-11/A11 |
| Standards/specifications | IEC 61643-1 |
| Note | 2005 |
| Standards/specifications | EN 61643-11/A11 |
| Note | 2007 |
Mounting
| Mounting Type | DIN rail: 35 mm |
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Additional Information
| Pack Size | 1 |
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