Wholesale Price GV3-ME80 25-80A 690V 3pole Low Voltage Motor Protection Circuit Breaker

Normal work and installation conditions

• The altitude of the installation site is generally not more than 2000m.
• The lower limit of ambient air temperature is generally not lower than -5°C, and the upper limit is generally not higher than +40°C.
• The relative humidity of the air is not more than 50% when the temperature is +40°C, and the minimum monthly temperature of the wettest month is 25°C, and the monthly average maximum relative humidity is not more than 90%.
• The surrounding environment pollution level is 3.
• Starter installation categories are lIl.
• The inclination of the mounting surface and the vertical plane is not more than ±5°.
• Rated work system: uninterrupted work system , Intermittent working system.

The main technical parameters

• Rated insulation voltage Ui(V): 690.
• Rated impulse withstand voltage Uimp(kV): 8.
• Rated operating voltage Ue(V):230/240,400/415,440,500,690.
• Rated frequency (Hz): 50,60.
• Frame rated current Inm(A): 32A,80A.
• Rated current In(A): see Table 1.
• Hot component setting current adjustm·ent range: rated limit and rated operating short-circuit breaking capacity see Table 1.
• The standard rated power of the three-phase motor controlled by the circuit breaker is shown in table 2.

Table 1

Table 2

• The enclosure protection class is lP20.
• The operating performance of the circuit breaker is shown in Table 3.

Table 3