SMPS BASED INTEGRATED POWER SUPPLY
SMPS BASED INTEGRATED POWER SUPPLY
Specification No. RDSO/PE/SPEC/TL/0158 – 2010 (Rev. 0)
Description
- Stage 2 Protection safeguards systems from medium-level surges across multiple applications.
- It supports 60V–110V AC/DC, with high discharge capacity and ≤25 ns fast response.
- It supports 60V–110V AC/DC, with high discharge capacity and ≤25 ns fast response.
- It supports 60V–110V AC/DC, with high discharge capacity and ≤25 ns fast response.
Technical Specifications :
| Specification | Type 1 | Type 2 |
|---|---|---|
| Nominal Voltage (U₀) | 230V | 230V |
| Maximum continuous operating voltage (Uᶜ) | >255V | >255V |
| Lightning Impulse current 10/350μs (Iₘₚ) | ≥25KA | ≥50KA |
| Response time (Tᵣ) | <100 ns | <100 ns |
| Voltage protection level (Uₚ) | ≤2.5KV | ≤2.5KV |
| Short circuit withstand and follow up current extinguishing capacity (Iₛc & Iᶠ) | ≥3KA | ≥100A |
| Temporary Over Voltage (Uᵣ) | 334V min. for 0.5s | 1200V min. for 200ms |
| Operating temperature / RH | -25°C to +80°C / 95% | -25°C to +80°C / 95% |
| Mounted on | Din rail | Din rail |
| Indication | Mandatory | Optional |
| Pluggability | Optional | Optional |
| Potential free contact for remote monitoring | Optional | Optional |
| Encapsulation | Encapsulated | Encapsulated |
| Degree of protection | IP20 | IP20 |
| Housing | Fire retardant as per UL 94 | Fire retardant as per UL 94 |
| Stage 2 Protection – Parameters | Limits (L1 & L2, L1 & E, L2 & E) |
|---|---|
| Nominal Voltage (U₀) | 60V-110V AC/DC |
| Maximum continuous operating voltage (Uᶜ) | ≥150V (AC), ≥200V (DC) |
| Nominal discharge current 8/20μs (Iₙ) | ≥10KA |
| Maximum discharge current 8/20μs (Iₘₐₓ) | ≥40KA |
| Response time (Tᵣ) | ≤25 ns |
| Voltage protection level (Uₚ) | ≤1.0KV |
| Operating temperature / RH | -25°C to +80°C / 95% |
| Mounted on | Din rail |
| Indication | Mandatory |
| Pluggability | Mandatory |
| Potential free contact for remote monitoring | Mandatory |
| Degree of protection | IP20 |
| Housing | Fire retardant as per UL 94 |