DK-DCM pluggable signal SPD is designed according to IEC and GB/T18802.21 standards. It is suitable for lightning protection of two signal lines system. With features of pluggable structure design, easy installation and maintenance, it is available for signal lightning protection of industry control system, petrochemical measurement system and adjustment technology, etc. It can effectively ensure the measurement and control system to work properly.
Technical Parameter
| Item No. | DK-DCM 12 | DK-DCM 24 | DK-DCM 48 | DK-DCM 200 |
| Maximum Working Voltage Uc | DC12V | DC24V | DC48V | DC200V |
| Nominal Discharging Current | 10kA | |||
| Max. Discharging Current | 20kA | |||
| Respond Time tA | ≤1ns | |||
| Switching Value | 2A | |||
| Analog Quantity | 4~20mA | |||
| Wire Connector | Screw Crimping | |||
| Wire Connector Range | Plastic UL94-V0 | |||
| Maximum Connection Wire Range | 0~2.5mm2 | |||
| Method of Installation | 35mm Din Rail Mounted | |||
| Material of Shell | PA66 | |||
| Flame Retardant Rating of Outer Shell | UL94-V0 | |||
| Working Tempratur | -25~ +70ºC | |||
| Relative Humidity | Less than 95%RH | |||
Product Model
| Item No. | Specification | Un(V) | Uc | 100V/μs Limiting Voltage(L-L) | Lightning Protection Level (L-L) |
| DK-DCM | 12 | DC12V | DC18V | 40V | 250V |
| DK-DCM | 24 | DC24V | DC36V | 60V | 300V |
| DK-DCM | 48 | DC48V | DC64V | 100V | 350V |
| DK-DCM | 220 | DC200V | DC180V | 350V | 600V |
Applicable Scope
1.Industry control system: analog signal line, switch value signal line, dedicated communication line, data signal line.
2.Petrochemical system: analog signal line, switch value signal line, dedicated communication line, 485 signal line.
3.Security system: control signal line, communication signal line.
4.Other control system: telemetry line, remote line.
Hot plug modular signal SPD is designed according to the IEC standard. This product is suitable for all voltage level analog signal, switch value signal, data signal, communication signal, remote and telemetry signal equipments or PLC cabinet lightning protection.
Dikai Company can produce this product according to the customer's different or special requirements.
About Dikai Company
 -More than 26 years specialized.
-25,000 square metres industrial park.
-More than 100,000 cases of lightning protection project services.
-Five series lightning protection products, more than 160 items.
-ISO ,OHSAS & CE certificated.
-CNAS National Laboratory.
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