25
Internal Electrical Accessories
C
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Use UVT time delay controller to prevent the trip of a circuit breaker due to the operation of instantaneous type
UVT when voltage dips occurred instantly on main or control power supply.
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If combining UVT time delay controller and instantaneous type UVT mounted in circuit breaker, it makes a trip
operation after a certain time when its main or control voltage drop below specified value to prevent the
unexpected trip operation caused from instant blackout.
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It is the outdoor type and can be used by mounting to inside distribution panel or the cradle of circuit breaker.
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It provides control signal (output contact) to indicate the trip status of circuit breaker caused from UVToperation
for indoor type. If control voltage supplied to UVT under normal operation, b contact is conducted and if circuit
breaker is tripped due to UVT operation, a contact is conducted.
Rated Voltage[Vn]
Power Consumption(VA or W)
Operating Voltage Range [V]
Trip Time
[s]
24 ~ 30
100 ~ 130
200 ~ 250
-
0.65 ~ 0.85 Vn
0.4 ~ 0.65 Vn
200
5
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Note) Operating Voltage Range is the min. rated standard for each rated voltage (Vh).
0.5, 1,
1.5, 3
DC [V]
48
100 ~ 130
200 ~ 250
380 ~ 480
AC [V]
Inrush
Pick-Up
Drop-Out
Steady-State
Rated Voltage and Characteristics of UVT Time Delay Controller
Rated Voltage[V]
Rated Current(A), Resistive Load
Max. Switching Voltage(V)
Max. Switching Current(V)
24V DC
120V AC
250V AC
12
12
10
110V DC
250V A C
15
Rated Output Contact
External Configuration and Wiring Diagram
3. UVT Time Delay Controller
External Configuration
Wiring Diagram
Содержание Metasol Series
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