Official DistributorSKU
MPN
VAL-US-277/80/1+0-FM
Weight
0.185 kg
Series VAL-US
VAL-US-277/80/1+0-FM - Type 1 surge protection device
Surge protective device, single channel with remote indicator contact for 277 V AC.
- With floating remote indication contact
- Type 2 consistent plug-in surge arresters
- Optical, mechanical status indication for the individual arresters
- Multi-channel type 2 protective devices
- Mechanical coding of all slots
- Plugs can be checked with CHECKMASTER
- Disconnect device on each individual plug
Technical Specifications
Product properties
| Product family | VALVETRAB US |
| IEC test classification | II |
| IEC test classification | T2 |
| EN type | T2 |
| IEC power supply system | TN-C |
| Type | DIN rail module, two-section, divisible |
| Number of Positions | 1 |
| Surge protection fault message | Optical, remote indicator contact |
Insulation characteristics
| Overvoltage category | III |
| Pollution degree | 2 |
Electrical properties
| Nominal frequency fN | 50 Hz (60 Hz) |
Indicator/remote signaling
| Connection name | Remote fault indicator contact |
| Switching function | Changeover contact |
| Operating Voltage | 5 V AC ... 250 V AC |
| Operating Voltage | 30 V DC |
| Operating current | 5 mA AC ... 1.5 A AC |
| Operating current | 1 A DC |
Connection data
| Connection Method | Screw connection |
| Screw thread | M5 |
| Tightening torque | 3 Nm (1.5 mm² ... 16 mm²) |
| Tightening torque | 4.5 Nm (25 mm² ... 35 mm²) |
| 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 |
| Connection Method | Fork-type cable lug |
| Conductor cross section flexible | 1.5 mm² ... 16 mm² |
Remote fault indicator contact
| Connection Method | Plug-in/screw connection via COMBICON |
| Screw thread | M2 |
| Tightening torque | 0.25 Nm |
| Stripping length | 7 mm |
| Conductor cross section flexible | 0.14 mm² ... 1.5 mm² |
| Conductor cross section rigid | 0.14 mm² ... 1.5 mm² |
| Conductor cross section AWG | 28 ... 16 |
Dimensions
| Width | 17.6 mm |
| Height | 98.7 mm |
| Depth | 77.5 mm (incl. DIN rail 7.5 mm) |
| Horizontal pitch | 1 Div. |
Material specifications
| Color | black (RAL 9005) |
| Flammability rating according to UL 94 | V-0 |
| CTI value of material | 600 |
| Insulating material | PA 6.6/PBT |
| Material group | I |
| Housing Material | PA 6.6 |
| Housing Material | PBT |
Protective circuit
| Mode of protection | L-PEN |
| Direction of action | 1L-GND |
| Nominal voltage UN | 240/415 V AC (TN-C) |
| Nominal frequency fN | 50 Hz (60 Hz) |
| Maximum continuous voltage UC | 385 V AC |
| Residual current IPE | ≤ 600 µA |
| Nominal discharge current In (8/20) µs | 40 kA |
| Maximum discharge current Imax (8/20) µs | 80 kA |
| Short-circuit current rating ISCCR | 25 kA |
| Voltage protection level Up | ≤ 2 kV |
| Residual voltage Ures | ≤ 2 kV (at In) |
| Residual voltage Ures | ≤ 1.3 kV (at 10 kA) |
| Residual voltage Ures | ≤ 1.2 kV (at 5 kA) |
| Residual voltage Ures | ≤ 1.15 kV (at 3 kA) |
| TOV behavior at UT | 480 V AC (5 s / withstand mode) |
| TOV behavior at UT | 530 V AC (120 min / safe failure mode) |
| Max. backup fuse with branch wiring | 125 A (gG) |
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 | ≤ 2000 m (amsl) |
| Permissible humidity (operation) | 5 % ... 95 % |
| Shock (operation) | 30g (Half-sine / 11 ms / 3x ±X, ±Y, ±Z) |
| Vibration (Operation) | 7.5g (10 ... 500 Hz / 2.5 h / X, Y, Z) |
UL specifications
| Maximum continuous operating voltage MCOV | 385 V AC |
| Short-circuit current rating (SCCR) | 200 kA |
| Voltage protection rating VPR | 1500 V |
| UL type | type 1 |
| Nominal discharge current In | 20 kA |
| Maximum Surge Current per Phase | 80 kA |
| Mode of protection | L-N |
| Mode of protection | L-G |
| Nominal Voltage | 277/480 V AC (Single-phase) |
| Power distribution system | Single phase |
| Nominal frequency | 50/60 Hz |
| SPD Type | 1 |
UL indicator/remote signaling
| Operating Voltage | 125 V AC |
| AC operating current | 1 A AC |
UL connection data
| Tightening torque | 30 lbf-in. |
| Conductor cross section AWG | 14 ... 2 |
Air clearances and creepage distances
| Standards/regulations | EN 60664-1 / EN 61643-11 |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
Mounting
| Mounting Type | DIN rail: 35 mm |
Accessories
MPB F600X16/ 1GS - Wiring bridge flexible, diameter: 16 mm2, with a fork-type cable lug on one side, length: 600 mm- MPB F600X16/ 1GS - Wiring bridge flexible, diameter: 16 mm2, with a fork-type cable lug on one side, length: 600 mm
- MPB F200X16/ 1GS - Wiring bridge flexible, diameter 16 mm2, with a fork-type cable lug on one side, length: 200 mm
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 2910377?
Proax is an authorized distributor of Phoenix Contact 2910377 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 | 1 |
Recommended
Surge protective device, three channel with remote indicator contact for 277/480 V AC, 4-wire.
