Motor Protection Circuit Breaker
3VE

3VE

3ve1-motor-protection-circuit-breaker3VE1
3ve3-motor-protection-circuit-breaker3VE3
3ve4-motor-protection-circuit-breaker3VE4

Application:

  • DZ108(3VE) is suitable in AC circuit of 50Hz or 60Hz, voltage up to 660V and current up to 0.1-63A and used toprevent small capacity motor and circuit from overload and short circuit and also used as direct starter forstarting the motor and a switch for changeover the circuit under normal conditions.

Technical Data

Model DZ108-20(3VE1) DZ108-32(3VE3) DZ108-63(3VE4)
Pole NO. 3 3 3
Rated Voltage(V) 660 660 660
Rated Current(A) 20 20 20
Rated breaking capacity of shortcircuit 220V 1.5 10 22
380V 1.5 10 22
660V 1 3 7.5
Mechanic life 4×104 4×104 2×104
Electric life 5000 5000 1500
Auxiliary Contact Parameters   DC AC It can be
matched with
the auxiliary
contact only
Rated Voltage(V) 24, 60, 110, 220/240 220 380
Rated Current(A) 2.3, 0.7, 0.55, 0.3 1.8 1.5
Protective Features Motor Protection Su Current Multiple 1.05 1.2 6
Action Time No action <2h >4s
Distribution Protection Su Current Multiple 1.05 1.2  
Action Time No action <2h  
Model Rated Current(A) Release Current Setting area(A) Auxiliary contacts
DZ108-20(3VE1) 0.16 0.1-0.16 without
0.25 0.16-0.25
0.4 0.25-0.4
0.63 0.4-0.63
1 0.63-1 1NO+1NC
1.6 1-1.6
2.5 1.6-2.5
3.2 2-3.2
4 2.5-4 2NO
4.5 3.2-5
6.3 4-6.3
8 5-8
10 6.3-10 2NC
12.5 8-12.5
16 10-16
20 14-20
DZ108-32(3VE3) 1.6 1-1.6 Special
2.5 1.6-2.5
4 2.5-4
6.3 4-6.3
10 6.3-10
12.5 8-12.5
16 10-16
20 12.5-20
25 16-25
32 22-32
DZ108-63(3VE4) 10 6.3-10 Special
16 10-16
25 16-25
32 22-32
40 28-40
50 36-50
63 45-63

Characteristic curves

3ve1-motor-protection-circuit-breaker-cruve
3VE1
3ve3-3ve4-motor-protection-circuit-breaker-cruve
3VE3, 3VE4

Dimensioned

3ve1-motor-protection-circuit-breaker-dimension
3VE1
3ve3-motor-protection-circuit-breaker-dimension
3VE3
3ve4-motor-protection-circuit-breaker-dimension
3VE4

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