Easy to install——35mm DIN rail installation design.
Easy to judge the condition of the equipment——Visual Indicator Window.
Easy to replace——Pluggable module.
Equipped with monitoring and feedback functions——Optional with remote signaling.
Item No.: LY1-D20/3(S)+1
LY1-D20/3(S)+1PLUGGABLE MULTI-POLE SPD
Description：
Classll·Class lll ·Type 2 ·Type 3
Location of Use: Sub-Distribution Boards
Mode of Protection: L-N, N-PE
Surge Ratings: In = 10 kA (8/20 μs)
IEC/EN/UL Category: Class ll+l /Type 2+3
Protective Elements: High Energy MOV and GDT
Housing: Pluggable Design
Compliance: lEC 61643-11:2011
EN 61643-11:2012
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| ■ Technical Data | ||||||||
| IEC Electrical | 75 | 150 | 275 | 320 | 385 | 440 | ||
| Nominal AC Voltage (50/60Hz) | Uo/ Un | 60 V | 120 V | 230 V | 230 V | 230 V | 400V | |
| Maximum Continuous Operating Voltage (AC) | (L-N) | Uc | 75V | 150 V | 275 V | 320 V | 385V | 440V |
| (N-PE) | Uc | 255 V | ||||||
| Nominal Discharge Current (8/20 μs) | (L-N) / (N-PE) | In | 10kV / 10kA | |||||
| Maximum Discharge Current (8/20 μs) | (L-N) / (N-PE) | Imax | 20 kA / 20 kA | |||||
| Voltage Protection Level | (L-N) / (N-PE) | Up | 0.2kV/1.5kV | 0.6kV/1.5kV | 1.3kV/1.5kV | 1.5kV/1.5kV | 1.5kV/1.5kV | 1.8kV/1.5kV |
| (N-PE) | Ifi | 100 ARMS | ||||||
| Response Time | (L-N) / (N-PE) | tA | < 25 ns / < 100 ns | |||||
| Back-Up Fuse (max) | 125 A gL/gG | |||||||
| Short-Circuit Current Rating (AC) | (L-N) | ISCCR | 10 kA | |||||
| TOV Withstand 5s | (L-N) | UT | 90 V | 180 V | 335 V | 335 V | 335 V | 580V |
| TOV 120min | (L-N) | UT | 115 V | 230 V | 440 V | 440 V | 440 V | 765V |
| mode | Withstand | Withstand | Safe Fail | Safe Fail | Safe Fail | Safe Fail | ||
| TOV Withstand 200ms | (N-PE) | UT | 1200 V | |||||
| Mechanical & Environmental | ||||||||
| Operating Temperature Range | Ta | -40ºF to +158ºF [-40ºC to +70ºC] | ||||||
| Permissible Operating Humidity | RH | 5%…95% | ||||||
| Atmospheric pressure and altitude | 80k Pa … 106k Pa / -500 m…… 2000 m | |||||||
| Terminal Screw Torque | Mmax | 39.9 Ibf·in[4.5 Nm] | ||||||
| Conductor Cross Section (max) | 2 AWG (Solid, Stranded) / 4 AWG (Flexible) 35 mm² (Solid, Stranded) / 25 mm²(Flexible) |
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| Mounting | 35 mm DIN Rail, EN 60715 | |||||||
| Degree of Protection | IP 20 (built-in) | |||||||
| Housing Material | Thermoplastic: Extinguishing Degree UL 94 V-0 | |||||||
| Thermal Protection | Yes | |||||||
| Operating State / Fault Indication | Green ok / Red defect | |||||||
| Remote Contacts (RC) RC Switching Capacity RC Conductor Cross Section (max) |
Optional AC: 250V / 0.5 A; DC: 250V / 0.1 A;125V / 0.2 A;75V / 0.5 A 16 AWG (Solid) / 1.5 mm²(Solid) |
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