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M40B3+N 275V DIN rail 40KA surge protection device Three-phase AC system

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Model: M40B3+N


 
 
 
 
 
 
 
 
 


 
 
APPLICATIONS:
Class C /Type 2 Surge Protective Device for AC Power System.
Sensitive electronic equipment
Telecom center
Automatic control centers
Intelligent buildings
Medical institutes
FEATURES:
DIN rail mounting for easy installation
Plug connectors for quick and easy connection or rewiring
40kA maximum surge current
Thermal disconnect device
Status indicators visually verify protection level
Surge protection device with N-PE residual current spark gap as 3+1 circuit
Remote alarm function
ISO 9001, ISO14001, OHSAS18001, TUV, CE certificates.
TECHNICAL PARAMETER  
Model M40B3+N
Nominal working voltage Un 50/60Hz  230/240V
Max. continuous operating voltage Uc 275V (L-N); 255V (N-PE)
Nominal discharge current(8/20µs)In 20kA
Max. discharge current  (8/20µs)Imax 40kA
Protection level @20kA , 8/20µs  Up ≤1300V
Response time Ta ≤100ns
Protection model L1/L2/L3-N, N-PE
Ut, tT = 5s , for L-N               
Ut, tT = 120 minutes,  for L-N        
Ut,  tT = 200 ms,  for N-PE
≥ 335VAC
≥ 440 VAC
≥ 1200 VAC
Ifi: N-PE ≥100 Arms
Isccr: ≥25K Arms
Dimension 90 (H)×72 (W)×65(L)mm
Weight per unit 460g
Mounting 35mm DIN rail
Cross sectional area of connect wire 2.5-25mm2
IP code IP20
Working conditions Temperature: -40 to 80℃,
Relative humidity: ≤95%
Test standards IEC61643-11



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