Combined protection set against Transient and Permanent overvoltages associated with 4P general circuit breaker, cutting power 6000A according to UNE EN 60898-1 and 10kA according to UNE EN 60947-2, Curve C, rated current 25A.
With the MZ425N of HAGER the installation is protected against transient voltage peaks and against permanent voltage increases. Typically, the former are associated with the phenomenon of lightning and the latter with poorly connected / broken neutral of the three-phase installation.
Technical characteristics of the HAGER MZ425N
- In accordance with the standards: UNE EN 50550, UNE EN 61643-11
- Number of poles: 4 P
- Nominal intensity 25A
- Maximum discharge capacity 15kA, protection level Up <= 1.5 kV
- Trigger voltage for permanent surges:> 280V a.c.
- C curve
- Rated frequency 50/60 Hz
- Rated cutting power 6 kA
- Rated operating voltage in alternating 230/400 V
- Rated insulation voltage 500 V
- Voltage supported to the assigned pulse 6000 V
- Power last cut in c.a. 400V (EN 60947-2) 1 kA
- Rated cutting power 6 kA
- Service cutting power according to EN60898 6 kA
- Power cut 1 pole 400V (EN60947-2) 3 kA
- Power last cut in c.a. 230V (EN 60947-2) 1 kA
- Threshold value min / max magnetic relay in a.c. 5/10 In
- Threshold value min / max thermal relay operation in DC 5/15 In
- Min / max value of thermal relay operation in a.c. 1.13 / 1.45 In
- Value of the min / max operating level of the thermal relay in DC 1.13 / 1.45 In
- Current assigned at 20º C 27 A
- Rated current at 30 ° C 25 A
- Rated current at 35 ° C 24 A
- Rated current at 40 ° C 23 A
- Rated current at 45 ° C 22 A
- Rated current at 50 ° C 21 A
- Rated current at 55 ° C 20 A
- Rated current at 60 ° C 19 A
- Coefficient of 100Hz magnetic trip correction 1.1
- Correction coefficient of magnetic trip at 200Hz 1.2
- Correction coefficient magnetic trip at 400Hz 1.5
- Correction coefficient of magnetic trip at 60Hz 1
- Correction coefficient of the nominal current for 2 juxtaposed devices: 1
- Correction coefficient of the nominal current for 3 juxtaposed devices: 0.95
- Current correction coefficient for 4 and 5 juxtaposed devices: 0.9
- Correction coefficient of the nominal current for 6 juxtaposed devices: 0.85
- Total power dissipated under conditions of nominal intensity 14.9 W
- Electrical endurance in number of cycles 10000
- Mechanical endurance in number of maneuvers 10000
- Dimensions: Depth of installed product 70 mm - Height of installed product 86.5 mm - Width of installed product 192.5 mm
- Tightening torque 1, 2 Nm
- 10 mm² rigid cable connection section
- Flexible cable connection section 6 mm²
- Connection type Screw cage terminal
- Upright terminal connection section with 1/16 mm² screw
- Sec. Sec. born His p. and inf. rigid cable 1/25 mm²
- Pollution degree / IEC60664 / IEC60947-2 3
- Altitude 2000 m
- Storage temperature -25 to 80 ° C
- Tropicalization / humidity / protection All climates
Reference. HAGER MZ425N
The discount applied to the PVP is -69%
