| ■ Technical Data | ||||||
| IEC Electrical | 150 | 275 | 320 | 385 | 440 | |
| Nominal AC Voltage (50/60Hz) | Uo/ Un | 120 V | 230 V | 230 V | 230 V | 400 V |
| Maximum Continuous Operating Voltage (AC) | Uc | 150 V | 275V | 320 V | 385 V | 440 V |
| Nominal Discharge Current (8/20 μs) | In | 25kA | ||||
| Maximum Discharge Current (8/20 μs) | Imax | 100kA | ||||
| Impulse Discharge Current (10/350 μs) | Iimp | 25kA | ||||
| Specific Energy | W/R | 156 kJ / Ω | ||||
| Charge | Q | 12.5 As | ||||
| Voltage Protection Level | Up | 1 kV | 1.5 kV | 1.6 kV | 1.8 kV | 2 kV |
| Response Time | tA | < 25 ns | ||||
| Back-Up Fuse (max) | 315 A gL / gG | |||||
| Short-Circuit Current Rating (AC) | ISCCR | 50 kA | ||||
| TOV Withstand 5s | UT | 180V | 335V | 335V | 335V | 580V |
| TOV 120min | UT | 230V | 440V | 440V | 440V | 765V |
| Number of Ports | 1 | |||||
| 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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Item No.: LY1-B25/1(S)
LY1-B25/1(S)MONOBLOCK SINGLE-POLE SPD
Description：
Classl·Classll·Type 1 .Type 2
Location of Use: Main Distribution Boards
Network Systems: TN-S, TN-C, TT
Mode of Protection: L-PE/N-PE
Surge Ratings: Limp= 25 kA (10/350 μs)
Ln= 25 kA (8 /20 μs)
lEC/EN Category: Class l+ll /Type 1+2
Protective Elements: High Energy MOV
Housing: Monoblock Design
Compliance: lEC 61643-11:2011
EN 61643-11:2012
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