a. Main Features:
(1)、With excellent linearity, wide working range, perfect consistency
(2)、With excellent transient characteristics, real waveform transfer, and can bear 10-20 times
instantaneous impact from rated current and still be unsaturated
(3)、Simple circuit, no need for external work power, reliable operation
(4)、Can effectively inhibit the interference of group-signal from electrical fast transient pulse
(5)、Reliable insulation between primary winding and vice edge winding, winding and shielding
(6)、Voltage and current can transfer to its place at a time,then insulate and convert the
measured current into voltage directly
b. Electrical Parameters:
(1)、Rated input current (Lin): 0–10A
(2)、Secondary output voltage: 0–10V
(3)、Non-linearity: Ratio difference <±0.1%; Angle difference <±5′
(4)、Range of linearity:10%~4000% (or more)rated current
(5)、Frequency characteristic: 45~800HZ
(6)、Limitation of power consumption: 0.5VA
(7)、Insulation resistance: 500MΩ @500VdC
(8)、Operating temperature: -40℃~+85℃
(9)、Power frequency withstands voltage: 3kV 2mA 1min
(10)、Output load resistance:>50KΩ
(11)、Structure:Epoxy encapsulating
(12)、Outer casing:PBT heat-resistant material or ABS flame-retardant material
(13)、Terminal:input→copper wire, output→pin
2. Recording Voltage Transformer (ZRR-VXX Series)
a. Main Features:
(1)、There’s a settled proportional relation between primary voltage and secondary voltage,
so that any changes of electric potential in primary load will be accurately reacted in the instrument or
other devices that in parallel with secondary terminal
(2)、Reliable insulation between primary winding and vice edge winding, winding and shielding
(3)、With excellent linearity, wide working range, perfect consistency
(4)、Simple circuit, no need for external work power, reliable operation
b. Electrical Parameters:
(1)、Rated input voltage: 0–500V
(2)、Secondary output voltage: 0–10V
(3)、Non-linearity: Ratio difference <±0.1%; Angle difference <±5′
(4)、Range of linearity:5%~120% (or more)rated current
(5)、Frequency characteristic: 45~800HZ
(6)、Limitation of power consumption: 0.5VA
(7)、Insulation resistance: 500MΩ @500VdC
(8)、Operating temperature: -40℃~+85℃
(9)、Power frequency withstands voltage: 3kV 2mA 1min
(10)、Output load resistance:>50KΩ
(11)、No-load current in rated voltage
(12)、Structure:Epoxy encapsulating
(13)、Outer casing:PBT heat-resistant material or ABS flame-retardant material
(14)、Terminal:input and output→pins
Type Implication: ZR-R-C/V-XX
ZR --------- Zhongrui Electrical Technical Co., Ltd
R --------- Product’s variety code(R、Recording CT/VT)
C/V --------- Classification code( C、CT V、VT)
XX --------- Product’s outer casing code
1.Recording CT-Technical parameters of commonly used product specifications
Specifications "" /> Rated input current (A) Rated output voltage (V) Max current (A) Max overload output voltage (V) Nonlinearity Power frequency withstand voltage (V) (±%) Ratio difference (±%) Angle difference xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /> 1 0.1765 20 3.53 <0.1 ≤10 >3000 1 0.3535 20 7.07 <0.1 ≤10 >3000 5 0.4 50 4 <0.1 ≤10 >3000 100/3.53 5 0.1765 100 3.53 <0.1 ≤10 >3000 5 0.20 100 4 <0.1 ≤10 >3000 5 0.25 100 5 <0.1 ≤10 >3000 5 0.335 100 6.7 <0.1 ≤10 >3000 5 0.3535 100 7.07 <0.1 ≤10 >3000 5 0.5 100 10 <0.1 ≤10 >3000 5 0.133 150 4 <0.1 ≤10 >3000 5 0.1768 200 7.07 <0.1 ≤10 >3000 5 0.133 300 8 <0.1 ≤10 >3000 5 0.1765 300 10.6 <0.1 ≤10 >3000
Note: The above specifications are stock products’ specifications. We can also design for customers according to their requirements.
2.Recording VT-Technical parameters of commonly used product specifications
Specifications Rated input voltage (V) Rated output voltage (V) Max current (A) Nonlinearity Power frequency withstand voltage (V) (±%) Ratio difference (±%) Angle difference 100V/2.88V 100 2.88 1.2 <0.1 ≤10 >3000 100V/3.53V 100 3.53 1.2 <0.1 ≤10 >3000 100V/4V 100 4 1.2 <0.1 ≤10 >3000 100V/5V 100 5 1.2 <0.1 ≤10 >3000 100V/6V 100 6 1.2 <0.1 ≤10 >3000 100V/6.7V 100 6.7 1.2 <0.1 ≤10 >3000 100V/7.07V 100 7.07 1.2 <0.1 ≤10 >3000 110V/3.53V 110 3.53 1.2 <0.1 ≤10 >3000 120V/7.07V 120 7.07 1.2 <0.1 ≤10 >3000 150V/4V 150 4 1.2 <0.1 ≤10 >3000 190V/3.53V 190 3.53 1.2 <0.1 ≤10 >3000 200V/3.53V 200 3.53 1.2 <0.1 ≤10 >3000 200V/4V 200 4 1.2 <0.1 ≤10 >3000 200V/6.7V 200 6.7 1.2 <0.1 ≤10 >3000 300V/3.53V 300 3.53 1.2 <0.1 ≤10 >3000 300V/4V 300 4 1.2 <0.1 ≤10 >3000 380V/5V 380 5 1.2 <0.1 ≤10 >3000
Note: The above specifications are stock products’ specifications. We can also design for customers according to their requirements.