MT-VAR/ 2E- 24AC
-
Surge protection device
2945516
Rail-mountable module with surge voltage medium protection, equipped with 2 varistors, individually wired, mounting on NS 35/7.5. Nominal voltage: 24 V AC, housing width: 12.5 mm
Product details
| Product type | Surge protection for MCR technology |
| IEC test classification | C1 |
| C3 | |
| VDE requirement class | C1 |
| C3 | |
| Type | DIN rail module, one-piece |
| Number of positions | 4 |
| Surge protection fault message | none |
| Wire pairs per module | 2 |
| Nominal voltage UN | 24 V AC |
| Connection method | Screw terminal blocks |
| Screw thread | M3 |
| Conductor cross-section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section rigid | 0.2 mm² ... 4 mm² |
| Conductor cross-section AWG | 24 ... 12 |
| Dimensional drawing |
|
| Width | 12.4 mm |
| Height | 77.5 mm |
| Depth | 55 mm |
| Flammability rating according to UL 94 | V-0 |
| Housing material | PA-F |
| Mechanical data | |
| Open side panel | No |
| Direction of action | Line-Line |
| Maximum continuous operating voltage UC | 38 V DC |
| 30 V AC | |
| Operating effective current IC at UC | ≤ 400 µA |
| Nominal discharge current In (8/20) µs (line-line) | 320 A |
| Total discharge current ITotal (8/20) µs | 640 A |
| Max. discharge current Imax (8/20) µs maximum (line-line) | 1 kA |
| Nominal pulse current Ian (10/1000) µs (line-line) | 22 A |
| Output voltage limitation at 1 kV/µs (line-line) static | ≤ 120 V |
| Residual voltage at In (conductor-conductor) | ≤ 185 V |
| Residual voltage with Ian (10/1000) µs (line-line) | ≤ 125 V |
| Response time tA (line-line) | ≤ 25 ns |
| Capacity (Core-Core) | typ. 3.5 nF |
| Surge protection fault message | none |
| Impulse durability (line-line) | C1 - 500 V / 250 A |
| C3 - 10 A |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -20 °C ... 60 °C |
| VDE requirement class | C1 |
| C3 | |
| Air clearances and creepage distances | |
| Standards/regulations | VDE 0110-1 |
| Standards Information technology specification | |
| Standards/regulations | IEC 61643-21 |
| IEC 61643-21 | |
| Mounting type | DIN rail: 35 mm |
