Thông tin sản phẩm

Chống cháy nổ SPD loại EX-P


Explosion-proof SPD EX-P type



This product is an explosion-proof SPD that is used to protect equipment from irregular voltage induced into power cables and communication and signal cables, etc., in explosion-proof areas such as petrochemical plants, heavy chemical plants, etc., and is a IEC 61643-1 compliant SPD (surge protective device).

Class I, II compliant
Certification of Explosion-proof is only applied in Japan.  
In other countries case, please consult to us. 




●IEC 61643-1 Class I, II compliant MZS-200AV type power supply SPD mounted

●MZS-200AV type features a Device deterioration facility function and deterioration warning contact output.

Main performance features

● Performance data of SPD (one per unit) mounted in this product

Item Performance Remarks
Test class IEC 61643-1 Class I + Class II
Maximum continuous operating voltage  Uc - 230VAC
Impulse current Iimp 10/350μs 25kA
Impulse current Imax 8/20μs 100kA
Nominal discharge current In 8/20μs 20kA
Voltage protection level Up - 1.5kVor less
Follow current interrupt rating Uc=230V 50kA
Device deterioration facility function - Normal: display concave , deteriorated: display convex
Deterioration alarm contact output - Yes

● Selection of cable grounds and restricting plugs

Cable grounds should be selected to match the outer diameter of the cable.

Model No. Coupling screw TYPE Applicable cable range
Cable ground SXC-16BY G1/2 2 Φ7.0〜Φ10.0
1 Φ10.0〜Φ12.0
SXC-22BY G3/4 2 Φ12.0〜Φ14.0
1 Φ14.0〜Φ16.0
Restricting plug SBP-16 G1/2 If the cable ground has not been selected, do so here.
SBP-22 G3/4