1 Pair 500mA Signal Line Protectors
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SL2
Description
For twisted pair signalling high exposure.
Novaris SL2 plug-in signal line protectors provide surge protection for most twisted pair signalling schemes. They are ideal for the protection of PLCs, fire and security systems, telecommunications, telemetry systems, railway signalling, SCADA and other industrial monitoring and control equipment.
Features & Benefits
- 20 kA surge rating
- Visual health indicator
- Replaceable cartridge
- Earth isolation versions (-EC90)
- Multistage protection
- Failsafe design
- Remote alarm contacts
Specifications
| Part Number | SL2-7v5 | SL2-18 | SL2-36 | SL2-68 | SL2-485-EC90 |
| Maximum continuous voltage (DC) | 7V | 16V | 34V | 65V | 8V |
| Maximum continuous voltage (AC) | 5V | 11V | 24V | 46V | 6V |
| Maximum discharge current (8/20μs) | 10kA per line (20kA common mode) | ||||
| Maximum impulse current (10/350μs) | 2.5kA per line (5kA common mode) | ||||
| Impulse durability | C2 8/20μs 10kA – D1 10/350μs 5kA | ||||
| Maximum load current | 500mA | 500mA | 500mA | 500mA | 500mA |
| L-L Voltage protection level @ 1 kV/μs | 15V | 30V | 40V | 80V | 15V |
| L-PE Voltage protection level @ 1 kV/μs | 350V | 350V | 350V | 350V | 350V |
| Line resistance | 3.9 Ω | 3.9 Ω | 3.9 Ω | 3.9 Ω | 3.9 Ω |
| Earth Isolation Versions | -EC90 | ||||
| Dimensions | W 12mm X H 110mm X D 71mm | ||||
| Weight | 70g | ||||
| Product Datasheet | Datasheet | Datasheet | Datasheet | Datasheet | Datasheet |
| Installation Guide | Installation Guide | Installation Guide | Installation Guide | Installation Guide | Installation Guide |
Note: EC90 isolated based and spare modules are available on request.