Meba lightning arrester types MBD5-120
Product Description
Meba lightning arrester types MBD5-120 (hereinafter called SPD) is suitable for the IT, TT, TN-C, TN-S, TN-C-S and etc power supply system of AC 50/60Hz, rated voltage 380V and below, to protect from lightning impulse and other transient over voltage, it is applica ble in class I lightning proof system where there has higher danger of lightning strikes As per the conditions of IEC61643-1:1998-02 standard, Class I surge protective device, it is category B surge protective device. SPD meets with GB18802.1/IEC61643-1 standards.Meba lightning arrester types MBD5-120
The Contact
SPD can provide the NO contact for remote communication, if one or more modules of SPD is invalid, the NO and NC contact will be closed and send fault information.
Model and Signification
Technical Parameter
| Model and specification | MBD5-100 | MBD5-120 | MBD5-150 | ||||||||
| Maxi continuous operating voltage | 420 | 385 | 275 | 420 | 385 | 320 | 275 | 420 | 385 | 320 | 275 |
| Voltage protective level | 2.5 | 2.3 | 1.8 | 2.5 | 2.3 | 2.0 | 1.8 | 3.5 | 3.0 | 2.5 | 2 |
| Maxi discharging current | 100 | 120 | 150 | ||||||||
| Nominal discharging current | 50 | 60 | 80 | ||||||||
| Response time | <25 | ||||||||||
| Protection grade | IP20 | ||||||||||
| Indication of invalidation | Aging invalidation: white: Normal, red: invalidation | ||||||||||
| Application | Primary protection for in line | ||||||||||
| Remote signal Function | Can also picking | ||||||||||
| Remarks | Other maxi continuous operating voltage Uc175,440,690V Can be customized | ||||||||||
Meba lightning arrester types MBD5-120
(hereinafter called SPD) is suitable for the IT, TT, TN-C, TN-S, TN-C-S and etc power supply system of AC 50/60Hz, rated voltage 380V and below, to protect from lightning impulse and other transient over voltage, it is applica ble in class I lightning proof system where there has higher danger of lightning strikes As per the conditions of IEC61643-1:1998-02 standard, Class I surge protective device, it is category B surge protective device. SPD meets with GB18802.1/IEC61643-1 standards.
Operation Elements
Fast response time: less than 25ns
Low limited voltage
Large current carrying capacity
Normal state: white color, invalid state: red color
Kelvin wiring mode available.
Installation
– Category B surge protective device (SPD), used in the connection between equal potential electrodes while thunder occur.
– Generally to be installed in low voltage main incoming distribution panel, overhead incoming.
– To adopt 35mm standard mounting rail for SPD mounting.
– When to place an order, please indicate the model, specification and quantity of SPD.
– It shall adopt 10 – 35mm2 copper conductor to be connected with SPD, earthing wire shall be dual color multi-st rand s oft copper conductor more than 16mm2.
