| Basic Specifications |
| AC Withstand-voltage test portion |
| AC Voltage Output Component |
| Output voltage |
0.2 to 5 kV AC (50/60 Hz), Single range output
Measurement category ? , Anticipated transient overvoltage 1500 V |
| Output frequency |
50/60 Hz, ±0.2% |
| Voltage output method |
PWM switching (0 V start, Voltage change during supply possible) |
| Voltage setting method |
Digital setting, Setting resolution: 0.01 kV |
| Output voltage accuracy |
±1.5% of the setting value ±20 V |
| Maximum rated power |
100 VA AC (5 kV/20 mA), continuous |
| Transformer capacity |
100 VA |
| Output waveform |
Sine wave |
| Fluctuation rate |
15% or less (At Maximum rated load → no load converge to set value within 1 second) |
| Distortion rate |
5% or less (At 40 MΩ, load 5 kV output: impedance of measuring device during measurement) |
| Voltage measurement |
True RMS indication
Digital meter, 0 to 5.00 kVrms AC Withstand-voltage, Accuracy ±1.5%rdg (±15 V for less than 1000 V) |
| Current Detection |
| Current measurement range |
0.01 mA to 20 mA (2-range structure) |
| Designated value |
True RMS indication |
| Measurement range |
10 mA/20 mA |
| Measured area and resolution |
0.00 mA to 9.99 mA, 0.01 mA (10-mA range)
0.0 mA to 20.0 mA, 0.1 mA (20-mA range) |
| Measurement accuracy |
±2%rdg ±0.05 mA (10-mA range)
±2%rdg ±0.5 mA (20-mA range) |
Decision Function
Decision method |
Window comparator method (digital setting) for setting upper-limit and lowerlimit values |
| Decision contents |
UPPER FAIL : when measured current exceeds the upper-limit setting
PASS : when measured current remains between the upper- / lower limit settings for set time
LOWER FAIL : when the measured current is below the lower-limit setting
UPPER LOWER FAIL : Test errors such as when there is no pre-set voltage out-put |
| Decision process |
Output to the display, beeper sound, signals to EXT I/O for each decision result |
| Setting range |
AC: 0.1 to 20.0 mA (Upper-limit value), 0.1 to 19.9 mA (Lower-limit value), Setting resolution: 0.1 mA |
| Insulation resistance test portion |
| Rated supply |
500 V/1000 V DC (positive electrode) |
| No load voltage |
1 to 1.2 times of rated voltage |
| Voltage measurement |
Digital meter, 0 to 1000 V DC Insulation resistance, Accuracy ±30 V |
| Rated measurement current |
1 to 1.2 mA |
| Short-circuit current |
4 to 5 mA (500 V), 2 to 3 mA (1000 V) |
| Measurement range |
0.2 M to 2000 MΩ (500 V), 0.5 M to 2000 MΩ (1000 V) |
| Accuracy guarantee |
0.5 M to 999 MΩ (500 V), 1 MΩ to 999 MΩ (1000 V): ±4%rdg 1000 MΩ to 2000 MΩ: ±8%rd |
| Measured resolution |
0.01 MΩ (0.20 MΩ to 19.99 MΩ)
0.1 MΩ (20.0 MΩ to 199.9 MΩ)
1 MΩ (200 MΩ to 2000 MΩ) |
| Measurement resistance range |
2 MΩ, 20 MΩ, 200 MΩ, 2000 MΩ (500 V)
4 MΩ, 40 MΩ, 400 MΩ, 2000 MΩ (1000 V) |
| Decision Function |
| Decision method |
Window comparator method (digital setting) |
| Decision contents |
UPPER FAIL : When measured resistance exceeds the upper-limit setting.
PASS : When measured resistance is within the upper-limit and lower- limit settings.
LOWER FAIL : When the measured resistance is below the lower-limit setting
UPPER LOWER FAIL : Test errors such as when voltage is low |
| Decision process |
Output to the display, beeper sound, signals to EXT I/O for each decision result |
| Setting resolution |
0.01 MΩ (0.2 to 2.00 MΩ)
0.1 MΩ (2.10 to 20.0 MΩ)
1 MΩ (21.0 to 200 MΩ)
10 MΩ (210 to 2000 MΩ) |
| Timer Section |
| Setting range |
0.3 to 999 s |
| Operation |
At ON Setting : Displays the time that is counted down from the start
At OFF Setting: Displays the time that has elapsed from the start |
| Setting resolution |
0.1 s: 0.3 to 99.9 s, 1 s: 100 to 999 s |
| Accuracy |
0.3 to 99.9 s: ±50 ms, 100 to 999 s: ±0.5 s |
| Ramp timer |
| Setting range |
0.1 to 99.9 s, The ramp-up time and ramp-down time can be set individually. |
| Operation |
Ramp-up : Using ramp-up time from initial voltage to test voltage to increase the output voltage gradually
Ramp-down : Using ramp-down time after test time timer to decrease the output voltage from pre-set voltage to 0 V
Both are displayed as time counted down from the set time. |
| Setting resolution |
0.1 s |
| Accuracy |
±50 ms |
| Delay timer |
(Withstand-voltage test) |
| Setting range |
0.1 to 99.9 s |
| Setting resolution |
0.1 s |
| Accuracy |
±50 ms |
| Interface |
| EXT I/O (Rear panel - Each signal is insulated internally with a photocoupler) 36pin Amphenol connector |
| Power supply |
Internal power supply Between ISO_DCV-ISO_COM: 15 V±0.5 V, 100 mA (total) |
| Signal level |
All signals Active LOW |
| Output signals |
Open collector output, (insulated with a photocoupler), All signals Active LOW< |
| Maximum load voltage |
30 V DC |
| Maximum output current |
100 mA DC/ For 1 signal |
| Output saturation voltage |
1.5 V DC or less |
| Signal names |
H.V.ON : Generating voltage for output
TEST : Test in progress
PASS : PASS status at Evaluation Function setting
UFAIL : UPPER-FAIL status at Evaluation Function setting
LFAIL : LOWER-FAIL status at Evaluation Function setting
READY : Standby
I_MODE : Insulation-resistance test mode
W_MODE : Withstand-voltage test mode
W_FAIL : Withstand-voltage test failed
I_FAIL : Insulation-resistance test failed
MODE1 : Indicates current mode with MODE2 (W, I, W-I, I-W)
MODE2 : Indicates current mode with MODE1
ISO.DCV : Internal standby insulated power supply 15 V, 0.1 A
ISO.COM : Internal standby insulated power supply connections |
| Input signals |
All Active LOW inputs (insulated with a photocoupler) |
| Maximum input voltage |
30 V DC |
| HIGH level voltage |
Above 15 V below 30 V DC or open |
| LOW level voltage |
5 V DC or less (-6 mA typ.) |
| Signal names |
START : Test start
STOP : Test stop
EXT-E : External I/O effective
INT.LOCK : Interlock
MEM0 : Memory Selection 0
MEM1 : Memory Selection 1
MEM2 : Memory Selection 2
MEM3 : Memory Selection 3
MEM_E : Memory Enable
Note: Load starts when memory number is selected from MEM0 to 3 and MEM_E is set to L. |
| Remote Control Box (External Switch Terminal) |
| Input signal (contact input) |
START, STOP, SW.EN (External Switch Terminal valid) |
| Output signal |
LED light signal (40 mA max. load current) |
| Priority placings for Key input |
RS-232C > Remote control box > EXT I/O > Front panel of the 3174 (3174- 01) (When START setting is valid with RS-232C) (Only START. STOP, Interlock are valid and all have the same level of priority regardless of the condition of EXT_E)) |
| RS-232C |
| Synchronization method |
Start-stop synchronization, full duplex |
| Transfer rate |
9600 bps/ 19200 bps |
| Data length |
8 bits |
| Parity; None |
| Stop bit |
1bit |
| Hand shake |
No X flow, hardware flow control |
| Delimiter |
Receiving : CR, CR+LF
Transmitting : CR+LF |
| GP-IB (-01 model) |
| Command structure |
Reference standard: IEEE 488.2-1987 (3174-01) |
| Other Functions |
| Memory function |
This function allows test conditions to be saved. |
| Memory contents |
Withstand-voltage test mode test-voltage type (AC50/60 Hz), test-voltage, upper (lower)-limit current evaluation values, test-time, ramp-up (down) time, initial voltage for ramp-up, upper (lower)-limit for Contact Check voltage (Both upper-limit and lower-limit values can be set)
Insulation resistance test mode test-voltage, upper (lower)-limit resistance evaluation values, test-time, delay time, upper (lower)-limit for Contact Check voltage |
| Memory space |
8 sets each for withstand and insulation (save, load possible) |
| Pass hold function |
Enable this function to hold the Pass state when detected, to facilitate confirmation. |
| Fail hold function |
Enable this function to hold the Fail state when detected, to facilitate confirmation. |
| Hold function |
Maintains the measurement value obtained at the end of a test |
| Buzzer settings |
Buzzer volume settings for test screening and errors (buzzer volume settings are to be performed for PASS and FAIL separately) |
| Momentary output |
This function allows voltage output only when the START key is pressed. |
| Double action |
Enable this function to allow testing to start only when the START key is pressed within about 0.5 seconds after the STOP key. |
| Fail mode |
Enable this function to restrict hold release to the STOP key on the main unit. |
| PC command "START" |
This function validates or invalidates START from RS-232C or GP-IB. |
| Interlock function |
ON/OFF setting for interlock function restricting test start conditions |
| Maximum output voltage settings |
To set the upper-limit for the output voltage (common to withstand-voltage mode and insulation-resistance mode) |
| Insulation-resistance range |
Sets fixed range/ auto range |
| Insulation-resistance test termination mode |
Enable this mode to terminate an insulation-resistance test when the set time of the timer has elapsed (unrelated to screening), or to terminate the test at PASS or FAIL screening. |
| PC interface settings |
To select an interface from among RS-232C (9,600 bps), RS-232C (19,200 bps), and GP-IB. When GP-IB is selected, address (0 to 30) is to be set. |
| START protection function |
Makes START invalid when electricity is discharged at the end of respective tests |
| TEST signal restriction |
ON/OFF test signal output for external I/O while test time or while ramp-up and ramp-down time |
| Evaluation output in forced stop |
Carries out test evaluation when STOP key is pressed after test has been forcibly terminated. |
| Continuous testing in FAIL status |
Test continues as long as it is within the measurement range (for withstandvoltage and insulation-resistance) even when FAIL is shown |
| Initial ramp-up value |
Sets the initial ramp-up value (Setting range: 0.0 to 1.0, Resolution: 0.1, Minimum: 0.1 kV) |
| Other Functions |
| Contact check |
Makes the Contact Check function valid (no increase in tact time)
LOW side : if no electric current is detected during checks, a result of no connection will appear
HIGH side : upper-limit and lower-limit detection voltages used in checks can be set When the Contact Check measurement voltage is higher than the upper-limit value, or when it is smaller than the lower-limit value, a result of power breakage will appear
Withstand test: voltage setting range 0.20 kV to 5.0 kV, 0.01 kV Resolution (common to both the upper and lower limits)
Insulation-resistance measurement:
500 V; Upper Limit 600 V, Lower Limit 500 V
1000 V; Upper Limit 1200 V, Lower Limit 1000 V (Fixed in all cases) |
| Accuracy of Voltmeter for Contact Check |
Detection method : Detection of average value and conversion to executable value
Accuracy : Set value ±50 V
Note: When the waveform is distorted, the error margin may become bigger. |
| Key-lock function |
Ignores key inputs when set to Key Lock |
| Status Out |
Pre-set contact output in the Optional Function Screen
Maximum input voltage: 150 V AC, 30 V DC
Maximum contact current: 0.5 A
Insulation method: Mechanical Contact Relay
Output conditions
1 H.V.ON
2 TEST
3 PASS
4 FAIL
5 INT.LOCK
6 READY
7 EXT.CONT
8 POWER-ON
Note: ON output for rear panel relay contact with OR for respective valid conditions |
| General Specifications |
| Test function |
Withstand-voltage test (50 Hz/60 Hz AC), Insulation-resistance test |
| Test mode |
Manual test mode: W/I
Auto test mode: W → I, I → W |
| Display |
Fluorescent tube display (digital display) |
| Monitor function |
Output voltage, Detected electric current, Insulation-resistance |
| Monitor cycle |
More than 2 times/second |
| Operating temperature and humidity |
0 to 40°C (32 to 104°F), 80%RH or less (no condensation) |
| Storage temperature and humidity |
-10 to 50°C (14 to 122°F), 90%RH or less (no condensation) |
| Temperature and humidity range for guaranteed accuracy |
23±5°C (73 ±9°F), 80%RH or less (no condensation) (after 10 minutes minimum warm-up) |
| Period of guaranteed accuracy |
1 year |
| Operating environment |
Indoors, Pollution degree 2, Up to 2000 m (6562-ft.) |
| Supply voltage |
100 to 240 V AC (Voltage fluctuations of ±10% from the rated supply voltage are taken into account.) (Anticipated transient overvoltage 2500 V) |
| Supply frequency |
50/60 Hz |
| Dielectric strength |
1.39 kV AC, 10 mA, 15 second between power supply and frame |
| Maximum rated power |
200 VA |
| Dimensions |
Approx. 320W x 155H x 395D mm (12.60”W x 6.10”H x 15.55”D) (not including protrusions) |
| Mass |
Approx. 15 kg (529.1 oz.) |
| Accessories |
Model 9615 H.V.Test Lead (high voltage side and return, 1 each)
Power cord (To be designated at the time of ordering, in accordance with the powersupply voltage to be used)
Instruction manual
Slip Prevention Plate |
| Options |
Model 9615 H.V.Test Lead
Model 9151-02 GP-IB Connector Cable (2 m)
Model 9151-04 GP-IB Connector Cable (4 m)
Model 9267 Safety Test Data Management Software
Model 9637 RS-232C Cable (1.8 m, 9-pin to 9-pin)
Model 9638 RS-232C Cable (1.8 m, 9-pin to 25-pin)
Model 9613 Remote Control Box (Single)
Model 9614 Remote Control Box (Dual)
Model 9616 Warning Lamp |
| Applicable Standards |
EMC EN61326 Class A
EN61000-3-2
EN61000-3-3
Safety EN61010 |