Product Name | CZLBX-48-3 Surge protective device |
Nominal operating voltage Un |
24VDC |
Maximun continuous operating voltage Uc |
48VDC |
Nominal Discharge Current In(8/20us) |
10kA |
Maximum Discharge Current Imax(8/20us) |
20kA |
Certification | TUV SIL3 |
Protected Objects/Systems |
Thermocouple;RS-485;AI;AO;DI;DO |
Features | 20kA; Parallel Connection; 1/2''NPT |
Protected Objects/Systems | Thermocouple; RS-232; AI; AO; DI; DO |
Depth | 75mm |
Height | 14mm |
Width | 24mm |
Material | 304 Stainless Steel |
Protection Level | IP65 |
Flame Retardant Grade | V0 |
Nominal operating voltage Un | 24VDC |
Maximun continuous operating voltage Uc | 48VDC |
Response Time | 1ns |
Number of Wires | 3 |
Bandwidth | 10MHz(-0.5dB) |
Leakage Current | <1uA |
Nominal Discharge Current In(8/20us) | 10kA |
Maximum Discharge Current Imax(8/20us) | 20kA |
Total Discharge Current Itotal | 40kA |
Impulse Current Iimp(10/350us) | 2.5kA |
Voltage Protection Level Up(8/20us) | 85V(Line to Line)/600V(Line to Ground) |
Maximum Input Voltage Ui | 50V |
Maximum Input Current Ii | 16mA |
Maximum Input Power Pi | 0.2W |
Maximum Internal Capacitance Ci | 0mH |
Maximum Internal Inductance Li | 0uF |
λSU | 21.3 |
λSD | 0 |
λDU | 0.7 |
λDD | 26 |
λtotal | 48 |
Safe Failure Fraction(SFF) | 98.54% |
Safety Integrity Level(SIL) | SIL3 |
Certification | Explosion-Proof Certification; Lightning Protection Certification;Functional Safety Certification |
Explosion-Proof Certification | Ex ia ⅡC T4~T6 Ga; Ex d IIC T4~T6 Gb |
Lightning Protection Certification | Shanghai Lightning Protection Products Test Center |
Functional Safety | SIL3 |
CQC Certification | CQC Mark Certification |
Names | GB/T 18802.21 / IEC 61643-21; GB 3836.1 / IEC 60079-0; GB 3836.2 / IEC 60079-1; GB 3836.4 / IEC 60079-11; IEC 61508 |
Ambient Temperature (Operation) | ﹣40—70℃ |
Ambient Temperature (Storage) | ﹣40—85℃ |
Permissible Humidity (Operation) | 5%—95% |
Applicable Location | Field Instrument Interface |
Maximum Altitude | 2000m |
Mounting Position | Instrument |
Mounting Method | Threaded Connection |
Interface | 1/2″NPT |