ZGZNSD20-F Intelligent SPD

ZGZNSD20-F Intelligent SPD

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ZGZNSD20-F Intelligent SPD is a high-performance, high-intelligence surge protection product independently developed and produced by Sichuan Zhongguang Lightning Protection Technologies Co., Ltd., which can meet the requirements of high automation and remote monitoring. The product integrates the SPD, monitoring module, and lightning current and leakage current sensors with itself. The operating status and parameters of the SPD can be transmitted to the monitoring terminal through the device bus and the network in real time, so that the staff can understand the running status and parameters of the SPD in real time, and timely repair the faults to ensure the safe and smooth operation of the system.

Counseling support +84-979933470

ZGZNSD20-F Intelligent SPD

General                                                                                
ZGZNSD20-F Intelligent SPD is a high-performance, high-intelligence surge protection product independently developed and produced by Sichuan Zhongguang Lightning Protection Technologies Co., Ltd., which can meet the requirements of high automation and remote monitoring. The product integrates the SPD, monitoring module, and lightning current and leakage current sensors with itself. The operating status and parameters of the SPD can be transmitted to the monitoring terminal through the device bus and the network in real time, so that the staff can understand the running status and parameters of the SPD in real time, and timely repair the faults to ensure the safe and smooth operation of the system.

 

Standards Complied                                                                             
Q/75875187-9·7 – 2016 Lightning Monitoring System
GB 18802.1-2011 Low-voltage surge protective device (SPD) – Part 1: Surge protective devices connected to low-voltage power distribution systems – Performance requirements and testing methods 
IEC 61643-11:2011 Low-voltage surge protective devices – Part 11 Surge protective devices connected to low-voltage power systems – Requirements and test methods
EN 61643-11_2012 Low-voltage surge protective devices – Part 11 Surge protective devices connected to low-voltage power systems – Requirements and test methods
UL 1449 Ed.4 Standard for Safety for Surge Protective Devices
 
Overall Dimensions                                                                             
The ZGZNSD20-F intelligent SPD has dimensions of 108 mm × 104 mm × 66.5 mm (L × W × H).

Product Configuration (Standard Configuration)                                                                 

Name Quantity Unit Remarks
ZGZNSD20-F intelligent SPD 1 PCS  
Monitoring center software 1 Set For one project, a set of software programs is equipped.

  

Performance Index                                                                            
Intelligent monitoring module

Monitoring range of surge current amplitude   ±500 A～±20 kA
Monitoring error of surge current amplitude ≤±15%
Monitoring range of leakage current 50 uA～30 mA
Monitoring error of leakage current amplitude ≤± (standard value × 10% + 2 μA)
Number of times of SPD action storage 1～999
SPD action time xx-xx-xxxx, 00: 00: 00
Communication mode RS485 bus (Modbus protocol)
Power consumption of device <0.5 W

 
Surge protective device

SPD according to IEC 61643-1 Class Ⅱ
SPD according to EN 61643-11 Type 2
Max. continuous operating voltage Uc  L-N: 385 V 50/6 0HZ, N-PE: 255 V 50/60 HZ
Nominal discharge current In (8/20μs) 20 kA
Max. discharge current Imax (8/20μs) 40 kA
Voltage protection level Up  L-N: 1.8 kV, N-PE: 1.0 kV
Residual voltage Ures (3kA) 1.5 kV
Follow current interrupting rating Ifi   N-PE: 100 A rms
Connection mode In parallel
Protection mode L-N, N-PE
Response time tA L-N: ≤ 25 ns, N-PE: ≤ 100 ns
Cross-sectional area of the connection between the copper wire and the terminal block Multi-core: 1.5～25 mm2, single-core: 1.5～35 mm2
Torque: terminal block 2.5 Nm
Application system TT, TN
Warranty period 24 months

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