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Model No: SPT40-275/1(S)+1 | 275 | ||
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IEC Electrical | |||
Nominal AC Voltage (50/60Hz) | 230 V | ||
Maximum Continuous Operating Voltage | (L - N) | Uc | 275 V |
(N - PE) | Uc | 255 V | |
Nominal Discharge Current (8/20 μs) | (L - N) / (N - PE) | In | 20kA/20kA |
Maximum Discharge Current (8/20 μs) | (L - N) / (N - PE) | Imax | 40kA/40kA |
Voltage Protection Level | (L - N) / (N - PE) | Up | 1500 V/1500 V |
Follow Current Interrupt Rating | (N - PE) | Ifi | 100 ARMS |
Response Time | (L - N) / (N - PE) | tA | < 25ns> |
Back-Up Fuse (max) | 315 A / 250 A gG | ||
Short-Circuit Current Rating (AC) | (L - N) | ISCCR | 25 kA / 50 kA |
TOV Withstand 5s | (L - N) | UT | 335 V |
TOV 120min | (L - N) | UT | 440 V |
Mode | Safe Fail | ||
TOV Withstand 200ms | (N - PE) | UT | 1200 V |
Number of Ports | 1 |
UL Electrical | ||||||
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Maximum Continuous Operating Voltage (AC) | (L - N) / (N - PE) | MCOV | 275V/255V | |||
Volatage Protection Rating | (L - N) / (N - PE) | VPR | 900V/1200V | |||
Nominal Discharge Current (8/20 μs) | (L - N) / (N - PE) | In | 20kA/20kA | |||
Short-Circuit Current Rating (AC) | (L - N) | ISCCR | 150kA |
Mechanical & Environmental | ||||||
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Terminal Screw Torque | Mmax | 39.9 lbf.in [4.5 Nm] | ||||
Conductor Cross Section (max) | 2 AWG (Solid, Stranded)/ 4 AWG (Flexible) | |||||
35 mm2 (Solid, Stranded) / 25 mm2(Flexible) | ||||||
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) | |||||
RC Switching Capacity | AC:250V/0.5 A; DC:250V/0.1A; 125 V/0.2 A; 75 V/0.5A | |||||
RC Conductor Cross Section (max) | 16 AWG (Solid) / 1.5 mm2 (Solid) | |||||
IEC- EN Category | Class I+II, Type 1+2, Type 1CA | |||||
Compliance | IEC 61643-11:2011 EN 61643-11:2012 UL 1449 4th Edition |
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Location of Use | Sub Distribution Boards | |||||
Network Systems | TT, TN-S | |||||
Mode of Protection | L-N, N-PE | |||||
Surge Ratings | In = 20 kA (8/20 μs) | |||||
Protective Elements | High Energy MOV and GDT | |||||
Housing | Pluggable Design |