VF008DC

General 

Standard: IEC/EN 60947-2, RoHS; 

Rated voltage up to 1000V, Rated current up to 63A; 

Protection of circuits against overload currents; 

Protection of circuits against short- circuit currents; 

VF008 DC circuit-breakers are used in communication systems and PV DC systems. 

Features 

Excellent breaking capacity

Double connection function of lead wire and bus bar 

Stored energy operation, fast closing, long service life 

Convenient installation, disassembly

Contact on-off indication, higher security 

Green environmental protection and energy saving

Operating conditions 

Ambient temperature: -35℃ - + 70℃(Refer to 4.3) 

The atmosphere condition: ≤95% 

Pollution degree: ll 

Altitude: ≤2000m(if exceed 2000m, Refer to 4.4) 

Technical data 

Classification 

Rate Current In: 1A,2A,3A,4A,6A,10A,13A,16A,20A,25A,32A.40A,50A,63A 

Number of poles: 1P, 2P, 4P 

Tripping curves: C Type, (7-10)In 

Parameters 

Rated breaking capacity Icu

Electrical and mechanical life 

a. Electrical life: ＞1500 

b. Mechanical life: ＞20,000 

Rated impulse withstand voltage Uimp: 4KV

(28-32)℃ ambient temperature over-current protection features.

Note: The terminology”Cold state”means that the test is performed at the base calibration temperature with no load prior to the test.

Temperature derating

Altitude derating

Curves shown in Figure 1

Wiring: Apply to 25 mm wire connection terminals 

Tightening torque 2.5N·m

DC application wiring diagram shown in Figure 2

Wiring diagram description: 

1. 〇+Positive 〇-Negative 

2. L+ Load positive L- Load negative 

3. Prohibit power reversed 

4. Rated voltage: 1P: 250V, 2P: 500V, 4P: