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Q-222-037 

 

 

7.3 Electrical strength, Mechanical strength 

 

Item 

Specification 

Insulation 
resistance 

Between electric circuit and case (ground). 

50MΩ or more at DC500V 

Between auxiliary supply terminals and input, output 
terminals. 
Between input terminals and output terminals. 

Voltage test 

(Power frequency 
withstand voltage) 

Between electric circuit and case (ground). 

AC2210V (50/60Hz) 5 seconds or 
AC2000V (50/60Hz) 1 minute 

Between auxiliary supply terminals and input, output 
terminals. 
Between input terminals and output terminals. 

Impulse voltage 
test 

Between auxiliary supply, input terminals and case 
(ground). (Output circuits are grounded) 

5kV 1.2/50μs 
(Both positive and negative 
polarity, for 3 times each) 

Between auxiliary supply terminals and input terminals.  
(Other circuits are grounded) 
Between input terminals and auxiliary supply terminals.  
(Other circuits are grounded) 
Between voltage input terminals.  
(Other circuits are grounded) 
Between auxiliary supply terminals.  
(Other circuits are grounded) 

Continuation 
over-input 

Input 

1.2 times continuation of rated voltage, rated current. 

Aux. supply 

1.2 times continuation of rated voltage (AC power supply, DC200/220V, DC24V) 
1.3 times continuation of rated voltage (DC100/110V) 
DC57V continuous (DC48V) 

Short time 
over-input 

Input 

2 times 10 seconds of rated voltage. 

once 

2 times 1 second of rated voltage. 

10 times, 10 second intervals 

40 times 1 second and 20 times 4 seconds  
and 10 times 16 seconds of rated current. 

2 times, 1 minute intervals 

10 times 1 second of rated current. 

5 times, 5 minute intervals 

1.5 times 30 minutes of rated current. 

once 

Aux. supply  1.5 times 10 seconds of rated voltage. 

once 

Vibration 

JIS C 60068-2-6    Sweep frequency range:10 to 55 to 10Hz,  

Displacement amplitude (one-sided amplitude):0.15mm,  
Number of sweep cycles:10 times 

Shock 

JIS C 60068-2-27   Peak acceleration:500m/s

2

 (when screw is installed),  

300m/s

2

 (when IEC/DIN rail is installed) 

 
 

7.4 Noise immunity 

 

Item 

Specification 

Damped oscillatory 
wave immunity test 
JEA B-402 

Error within ±10% when peak voltage 2.5kV, frequency 1MHz ±10%, applied 3 times for  
30 seconds. 
・Auxiliary supply circuit (Normal / Common) 
・Voltage input circuit (Normal / Common) 
・Current input circuit (Common) 

Square impulse 
immunity test 
JEA B-402 

Error within ±10% when noise (1μs, 100ns width) is repeatedly applied for 5 minutes. 
・Auxiliary supply circuit (Normal / Common) 

Over 1.5kV 

・Voltage input circuit (Normal / Common) 

Over 1.5kV 

・Current input circuit (Common) 

Over 1.5kV 

・Output circuit (Induction) 

Over 1.0kV 

Radio wave 
immunity test 

Error within ±10% when radio waves (5W) in the 150MHz and 400MHz bands are  
intermittently irradiated at 1m, and radio waves from mobile phones and wireless  
LAN (2.4GHz, 5GHz) at 0.5m. 

Electrostatic 
discharge immunity 
JEA B-402 

Conducted under normal usage conditions. 
Air discharge:15kV, Contact discharge:8kV, Error within ±10%. 

 

Summary of Contents for WVTT2-92A-33

Page 1: ...Q 222 037 INSTRUCTION MANUAL REACTIVE POWER TRANSDUCER WVTT2 92A 33 WVTT2 92A 34 MODEL B...

Page 2: ...ase do not install in the place where sunlight hits directly Discoloration and degradation of a name plate and deformation of the case by the surface temperature rise may occur If the average daily te...

Page 3: ...our company Failure caused by violating various conditions regarding use storage etc specified by the supplier When the faults or defects are caused by a reason not belongs to purchased or delivered p...

Page 4: ...thod 4 5 Connection 6 6 Handling explanation 7 7 Specification 7 1 Rating 8 7 2 Performance 8 7 3 Electrical strength Mechanical strength 9 7 4 Noise immunity 9 7 5 EMC 10 7 6 Structure and environmen...

Page 5: ...n envelope Terminal screw in a bag WVTT2 92A 33 M4 screw 5 piece set 1 M4 screw 7 piece set 1 WVTT2 92A 34 M4 screw 7 piece set 2 4 Mounting method Please install indoors in a place with low mechanica...

Page 6: ...e this product from the IEC DIN rail Please insert a flathead screwdriver in the hole where a slider is square Next a slider is lowered in the direction of an arrow This product can be removed from th...

Page 7: ...mm or less Tightening torque 1 0 to 1 3 N m WVTT2 92A 33 WVTT2 92A 34 Connection diagram WVTT2 92A 33 WVTT2 92A 34 AUX SUPPLY 1 S1 P1 V U V U 1S 3 2 K 1 K L S2 B A E OUTPUT P2 P3 3S 1L 3L L K LOAD V U...

Page 8: ...plate If the output load range is exceeded not only will the output error but the product will be burdened Especially for voltage output products do not short circuit the output This product will not...

Page 9: ...DC48V 3 1A or less 5 3ms Note Three phase four wire is in balanced line voltage positive phase sequence Note Refer to the specification code for other ratings 7 2 Performance Item Specification Class...

Page 10: ...es 1 second of rated voltage 10 times 10 second intervals 40 times 1 second and 20 times 4 seconds and 10 times 16 seconds of rated current 2 times 1 minute intervals 10 times 1 second of rated curren...

Page 11: ...61000 4 6 Power frequency magnetic field immunity test Frequency 50 60Hz Field strength 30A m Performance standard A During testing Within 20 error After test Within inherent error EN61000 6 2 EN61000...

Page 12: ...its 10 to 55 5 to 90 RH Non condensing Storage temperature limits 40 to 70 Product warranty period One year period 7 7 Technical standards Item Specification Transducer JIS C 1111 2019 IEC 60688 2012...

Page 13: ...e output load connect an actual load within the output load range indicated on the name plate or a simulated load with the same resistance value as the actual load 2 Apply the auxiliary power supply r...

Page 14: ...or less F DC4 to 20mA 550 or less G DC 1 to 1mA 10k or less Z Other 2 Rated current 5A Model Input Rated voltage Rated current Output Output load range Auxiliary supply B Model B 1 LEAD 500 to LAG 500...

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