Threaded Signal Surge Protectors
Field Instruments
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SLT1
Description
For one pair threaded body Ex ia Exd.
Novaris SLT1 one pair threaded instrument protectors provide surge protection for twisted pair signalling schemes. They are designed to be installed directly at field equipment, providing protection against induced surges and transients.
Features & Benefits
- IEC Ex ia and Ex d approved
- IP 67 rated
- M20, M25 and 1/2” NPT thread options
- 10 kA protection
- 316 stainless steel
Specifications
| Part Number | SLT1-7v5 | SLT1-18 | SLT1-36 | SLT1-68 |
| Maximum continuous voltage (DC) | 7V | 16V | 34V | 65V |
| Maximum continuous voltage (AC) | 5V | 11V | 24V | 46V |
| Maximum discharge current (8/20μs) | 5kA per line (10kA common mode) | |||
| Maximum impulse current (10/350μs) | 1.25kA per line (2.5kA common mode) | |||
| Impulse durability | C2 8/20μs 2kA – D1 10/350μs 0.5kA | |||
| L-L Voltage protection level @ 1 kV/μs | 40V | 50V | 75V | 100V |
| L-PE Voltage protection level @ 1 kV/μs | 350V | 350V | 350V | 350V |
| Dimensions | W 25mm X H 29mm X D 53mm | |||
| Weight | 165G | |||
| Product Datasheet | Datasheet | Datasheet | Datasheet | Datasheet |
| Installation Guide | Manual | Manual | Manual | Manual |
Note: Tread size needs to be nominated. M20, M25 1/2" are available.