  
                  furse SPD 
                    ESP 05~50D/E  | 
                United Kingdom lightning arrester Tong (ESP SPD) Application scope: used for DDN, X.25, Frame Relay, ATM and other data signal line lightning protection, lightning protection devices twisted pair. 
                     Arrester characteristics: Low Yun-voltage, low insertion impedance, ease of installation, Oftel certification. 
                 Lightning Arrester Technical parameters: 
                 Model  Work Voltage    
                  Maximum          On-line                  Maximum   Bandwidth     Peak  
                                                  operating voltage   impedance (50Ω)     Current                             voltage 
                          
                  
                ESP06D    6V                 7.79V                  9.4Ω                       300mA      800KHZ     10.5V 
                 ESP15D    15V                19.0V                 9.4Ω                       300mA      2.5MHZ     23.8V 
                  ESP30D    30V               37.1V                   9.4Ω                      300mA        4.0MHZ     43.4V  
                 ESP50D    50V               58.0V                  9.4Ω                       300mA      6.0MHZ     74.9V   | 
            
            
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                    furse arrester installation diagram  | 
              ESP06E    
                6V                7.79V                  1.0Ω                         1.25A        1.5MHZ   10.8V 
                   ESP15E    
                    15V              16.7V                  1.0Ω                         1.25A        》10MHZ  26.2V 
                 ESP30E    
                  30V              36.7V                  1.0Ω                         1.25A       》10MHZ  44.3V 
                 ESP50E    
                  50V              56.7V                  1.0Ω                         1.25A        》10MHZ  65.8V 
                 ESPTN   
                  >80V             145V                  4.4Ω                         300MA    15.0MHZ  200V 
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                ESP SPD ESP NET-100  | 
              British FURSE lightning Applications range: for RJ45 network line interface, lightning protection, network SPD. 
                     
                 Arrester characteristics: Low-Yun-voltage, no loss of protection, ease of installation, lightning-wide protection 
                 Arrester Technical: 
                 Maximum operating voltage:4V 
                 Yun-peak voltage: 25V wire line to line-to-ground 600V 
                Line impedance: 1Ω per line 
                 Data transfer rate: 100Mbps  | 
            
            
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                    ESP lightning protection installation diagram  | 
            
            
                  
                FURSE SPD ESP TN/B1  | 
               British FURSE lightning protection device (ESP SPD) Application scope: used for ordinary telephone lines and remote control line of lightning protection. 
                    Arrester characteristics: Low Yun-voltage, easy installation, full protection, with protection boxes, Oftel certification. 
                 Arrester Technical: 
                 Maximum operating voltage:145V 
                 Yun-peak voltage:200V 
                 On-line impedance:4.4Ω  
                  Bandwidth (50Ω system):15MHZ 
                 Discharge current:   
                  10KA(8/20us) 
                 Response Time:   
                  < 10us 
                  Maximum Current:300mA 
                 Temperature: 
                  -25℃~+70℃  
                 Connection: Standard KRONE
                  IDC connector  | 
            
            
                  
                ESP lightning protection installation diagram   | 
            
            
                  
                        furse SPD  ESP CCTV/B/T  | 
               British FURSE lightning protection device (ESP SPD) Application scope: used for lightning protection monitoring system, video arrester, coaxial closed-circuit monitoring of CCTV systems for twisted pair and BNC cable protection
                , The data SPD. 
                            Lightning Protection Features: Low-Yun-voltage, no loss of protection, ease of installation, provide precise lightning protection. 
                 Technical parameters: 
                 Working voltage:ESP 
                  CCTV/B 1V Peak  ESP CCTV/T 2V Peak 
                  Maximum operating voltage: 6.45V Peak 
                 Yun-peak voltage:17V 
                 Capacitor: <30PF 
                 Bandwidth: >>20MHZ 
                 VSWR:<1.2 
                  Discharge current:10KA(8/20us)CCITT 
                 Response Time:<10ns 
                  Maximum Current:300mA  | 
            
            
                   
                        furse lightning protection installation diagram   | 
            
            
                  
                FURSE SPD ESP LA/LB/25  | 
               British FURSE lightning Applications range: for the SD-type interface data line
                Lightning protection, signal lightning, serial SPD.  
                    Lightning Protection Features: Low-Yun-voltage, low insertion loss can be negligible, easy to install. 
                 Technical parameters: 
                  model   Working   Maximum       Current        On-line      Allow   Foot Protection   Maximum  
                               Voltage   operating volta     Range    impedance     voltage                     lightning current  
                  LA-5/25      23.1V      25.7V          300mA            0Ω          37.5V       123720            200A  
                 LA-25/25     23.1V      25.7V          300mA            0Ω          37.5V       1~25  
                                200A   
                 LA-9/9   
                       23.1V      25.7V          300mA             0Ω         37.5V         1~9               200A   
                 LA-15/15     15.3V      17.1V          300mA             0Ω         28.5V        1~15             200A   
                 LB-9/9          5.8V       6.4V           300mA             0Ω         10.5V        1~9   
                               200A   
                 LB-15/15      6.4V       7.13V          300mA            0Ω         14.5V         1~9   
                              200A    | 
            
            
                   
                Telephone line lightning protection devices ESP KT1 ISDN data line lightning protection devices  | 
               British Fels lightning Applications range: used for telephone lines and ISDN data lines, lightning protection, signal arrester, lightning protection sub-program-controlled switchboards exclusive.  
                    Lightning Protection Features: Low-Yun-voltage, low insertion loss can be negligible, easy to install. 
                Technical parameters: 
                  model        Working        Maximum            Current        On-line      Allow           Maximum  
                                    Voltage        operating volta      Range        impedance     voltage      lightning current 
                 ESP 
                  KT1       48V            190V                   300mA       0Ω                240V                 200A  
                 ESP 
                  KT2       48V            190V                  300mA       0Ω               240V                200A  
                 ESP 
                  KE10      48V           190V                  300mA       0Ω                240V                200A  
                 ESP 
                  K10T1    48V           190V                  300mA       0Ω                 240V               200A  
                 ESP 
                  K10T2    48V            190V                300mA        0Ω                 240V               200A   | 
            
            
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                    British Furse lightning protection device RF systems RF coaxial lightning arrester lightning arrester feeder  | 
              British   furse lightning Applications range: for RF coaxial feeder system, the protection   of feeders lightning, RF lightning protection devices. Lightning Protection Features: Low-Yun-voltage, low   insertion loss, easy to install. 
                       
               Interface Type: N-type lightning protection devices,   7/16DIN-type lightning protection devices, BNC-type lightning protection   devices. 
                   
Technical parameters:
                  
                   model      Maximum   Impedance
 Bandwidth   Insertion  Maximum  Allow       Maximum 
                                   operating volta             MHZ           Loss        Power         voltage   lightning current 
                   RF111A11 
                    86V             50Ω     50~2700       ≤0.2dB  150W              20V         10KA 
                   RFAA1A11 
                    86V           50Ω     50~2700       ≤0.2dB  150W               20V         10KA 
                   RF441A11 
                86V            50Ω      50~2700        ≤0.2dB  150W               20V         10KA  |