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| Supplier: | Shanghai Total Industrial Co., Ltd. |
|---|---|
| Price: | Negotiable/Piece |
| Min Order: | 1/Piece |
| Quantity:: | |
| Trade Terms: | FOB |
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| Prod Model: | SRR3000, SRR3000B |
|---|---|
| Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| II. Technical Specifications SRR3000B | |||
| 1. Base Conditions and Working Conditions | |||
| Influence Quantity | Base Condition | Working Conditions | Remark |
| Ambient Temp | 23ºC±1ºC | -10ºC-40ºC | ---- |
| Ambient Humidity | 40%-60% | <80% | ---- |
| Working Voltage | 9V±0.1V | 9V±1.5V | rC\rP |
| Auxiliary Earth Resistance | <100Ω | <30kΩ | ---- |
| Interference Voltage | no | <20V | ---- |
| Interference Current | no | <2A | |
| Electrode Distance when measuring R | a>5d | a>5d | ---- |
| Electrode Distance when measuring ρ | a>20h | a>20h | ---- |
| 2. General Specification | |||
| Function | Measurement of 2/3/4-pole earth resistance, soil resistivity, earth voltage, AC voltage | ||
| Power Supply | DC 9V(Zi-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours ) | ||
| Measurement Range | Earth Resistance: 0.00Ω-30.00kΩ | ||
| Soil Resistivity: 0.00Ωm-9000kΩm | |||
| Measuring Mode | Precise 4-pole measurement, 3-pole measurement, simple 2-pole measurement | ||
| Measuring Method | Earth Resistance: rated current change-pole method, measurement current 20mA Max | ||
| Soil Resistivity: 4-pole measurement (Wenner method) | |||
| Earth Voltage: average rectification(between P(S)-ES) | |||
| Test Frequency | 128Hz/111Hz/105Hz/94Hz(AFC) | ||
| Short-circuit Test Current | AC 20mA max | ||
| Open-circuit Test Current | AC 40V max | ||
| Test Voltage Wave | Sine wave | ||
| Electrode Distance Range | Can be set 1m-100m | ||
| Shift | Earth Resistance: 0.00Ω-30.00kΩ, automatic shift | ||
| Soil Resistivity: 0.00Ωm-9000kΩm, automatic shift | |||
| Backlight | Blue screen backlight, suitable for dim places | ||
| Display Mode | 4-digital super-large LCD display, blue screen backlight | ||
| Measuring Indicator | During measurement, LED flash indicator, LCD count down display, progress bar indicator | ||
| LCD Frame Dimension | 128mm×75mm | ||
| LCD Window Dimension | 124mm×67mm | ||
| Dimension | L×W×H: 215mm×190mm×95mm | ||
| Standard Test Wire | 4 wires: each for red 20m, black 20m, yellow 10m, and green 10m | ||
| Simple Test Wire | 2 wires: each for red 1.6m and black 1.6m | ||
| Auxiliary Earthing Rod | 4 rods: Φ10mm×150mm | ||
| Measuring Rate | Earth voltage: about 3 times/second | ||
| Earth resistance, soil resistivity: about 5 seconds/time | |||
| Measuring Times | Over 5000 times (Short-circuit test, interval time should be at least 30 seconds) | ||
| Line Voltage | below AC 600V | ||
| RS232 Interface | Possess RS232 interface, software supervision, storage data can be uploaded to computer, saved or printed. | ||
| Communication Wire | One piece of RS232 communication wire, with length 1.5m | ||
| Data Storage | 300 sets, "MEM" icon storage indicator, flash display "FULL" icon to indicate storage is full | ||
| Data Hold | Data hold function: "HOLD" icon display | ||
| Data Access | Data read function: "READ"icon display | ||
| Overflow Display | Exceeding measuring range overflow function: "OL" icon display | ||
| Interference Test | Recognize interference signal automatically, "NOISE" icon display when interference voltage exceed 5V | ||
| Auxiliary Earthing Test | Can measure auxiliary earth resistance, 0.00KΩ-30kΩ(100R+rC<50kΩ, 100R+rP<50kΩ) | ||
| Alarm Function | When measuring value exceeds alarm setting value, there is "Toot-toot-toot" alarm hint | ||
| Battery Voltage | When battery voltage decreases to about 7.5V, battery voltage low icon will display, reminding to replace battery. | ||
| Power Consumption | Standby: about 20mA (Backlight shut off) | ||
| Boot and with backlight: about 45mA (25mA without backlight) | |||
| Measurement: about 100mA (Backlight shut off) | |||
| Weight | Total weight: 4.5kg (including package) | ||
| Tester: 1443g (including battery) | |||
| Tesing wires: 1560g | |||
| Auxiliary earthing rods: 935g (4pcs) | |||
| Working Temperature & Humidity | -10ºC-40ºC, below 80%rh | ||
| Storage temperature & humidity | -20ºC-60ºC, below 70%rh | ||
| Overload Protection | Measuring earth resistance: between each interfaces of C(H)-E\P(S)-ES,AC 280V/3 seconds | ||
| Insulation Resistance | Over 20MΩ (between circuit and enclosure it is 500V) | ||
| Withstanding Voltage | AC 3700V/rms (Between circuit and enclosure) | ||
| Electromagnetic Features | IEC61326(EMC) | ||
| Protection Type | IEC61010-1 (CAT III 300V, CAT IV 150V, Pollution 2), IEC61010-031, IEC61557-1 (Earth resistance), IEC61557-5 (Soil resistivity), JJG 366-2004 | ||
| 3. Intrinsic error and performance indicators under base conditions | |||
| Category | Measurement Range | Intrinsic Error | Resolution |
|
Earth Resistance (R) |
0.00Ω-30.00Ω | ±2%rdg±3dgt | 0.01Ω |
| 30.0Ω-300.0Ω | ±2%rdg±3dgt | 0.1Ω | |
| 300Ω-3000Ω | ±2%rdg±3dgt | 1Ω | |
| 3.00kΩ-30.00kΩ | ±4%rdg±3dgt | 10Ω | |
|
Soil Resistivity (ρ) |
0.00Ωm-99.99Ωm |
According to the precision of R (ρ=2πaR a:1 m-100m, π=3.14) |
0.01Ωm |
| 100.0Ωm-999.9Ωm | 0.1Ωm | ||
| 1000Ωm-9999Ωm | 1Ωm | ||
| 10.00kΩm-99.99kΩm | 10Ωm | ||
| 100.0kΩm-999.9kΩm | 100Ωm | ||
| 1000kΩm-9000kΩm | 1kΩm | ||
| Earth Voltage | AC 0.0-600V | ±2%rdg±3dgt | 0.1V |
| III. Accessories | |||
| Tester | 1 PC | ||
| Tester Bag | 1 PC | ||
| Auxiliary Earthing Rod | 4 PCS | ||
| Standard testing Wire | 4 wires: each for red 20m, black 20m, yellow 10m, and green 10m | ||
| Simple testing Wire | 2 wires: each for red 1.6m and black 1.6m | ||
| Zinc-manganese Dry Battery | 6 PCS (R14S 1.5V) | ||
| Monitoring Software Disk | 1 Copy | ||
| RS232 Communication Cable | 1 PC | ||
| Manual/Warranty Card/Qualification Certificate | 1 Copy | ||
| Model | SRR3000 |
| Function | Earth resistance measurement, Earth voltage measurement, Low resistance measurement |
| Power Supply | DC 9V (Zi-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours ) |
| Measuring Mode | Precise 3-pole measurement, simple 2-pole measurement |
| Measuring Method | Earth ground resistance: constant current change-pole method, measurement current 3mA Max, 820Hz; |
| Voltage to ground: average value rectification | |
| Data Mode | Average value, maximum, minimum |
| Wire Resistance Verification | Avoid error caused by testing wire such as failed to be fully inserted into tester interface or by poor contact or by user' s replacing or lengthening testing wires, making it more accurate for earth ground resistance measurement. |
| Display Mode | 4-digital super-large LCD display, blue screen backlight, LCD dimension: 128mm×75mm; Display field: 124mm×67mm |
| Measuring Indication | During measurement, LED flash indicator, LCD count down display |
| Earth Ground Resistance | Range: 0.01Ω~2000Ω; Resolution: 0.01Ω; Accuracy: ±1%rdg±3dgt |
| Earth Ground Voltage | Range: 0V~600V AC; Resolution: 1V; Accuracy: ±1%rdg±3dgt |
| Tester Dimension | LWH: 215mm×190mm×95mm |
| Testing Wires | Three wires: each for Red 20m, Yellow 10m, and Green 5m |
| Simple Testing Wire | 2 wires: each for Red 1.5m and Green 1.5m |
| Auxiliary Earthing Rod | 2 PCS: Φ10mm×150mm |
| Measuring Rate | Earth voltage measurement: 3 times/second; Earth resistance: 5 seconds/time |
| Measuring Times | Over 5000 times (20Ω range measuring 10Ω for one time and repeat after 25 seconds) |
| Circuit Voltage | Measuring voltage to ground: measuring below AC 600V |
| RS232 Interface | Possess RS232 interface, software supervision, storage data can be uploaded to computer, preserved and printed. |
| Communication Wire | One piece of RS232 communication wire, with length 1.5m |
| Data Storage | 400 sets, flash display "FULL"icon to indicate storage is full |
| Data Hold | Data hold function: "HOLD"icon display |
| Data Read | Data read function: "READ" icon display |
| Overflow Display | Exceeding measuring range overflow function: "OL"icon display |
| Alarm Function | When measuring value exceeds alarm setting value, there is "Toot-toot-toot" alarm hint |
| Battery Voltage | When battery voltage decreases to about 7.8V, battery voltage low icon " "will display, reminding to replace battery. |
| Power Consumption | Backlight: 25mA Max; Standby: 25mA Max(Backlight shut off); Measurement: 70mA Max(Backlight shut off) |
| Weight | 1443g(with batteries) |
| Working Temperature & Humidity | -10ºC~40ºC; below 80%rh |
| Storage Temperature & Humidity | -20ºC~60ºC; below 70%rh |
| Overload Protection | Measuring earth ground resistance: between each interfaces of E-P, E-C, AC 280V/3 seconds |
| Insulation Resistance | Over 10MΩ(between circuit and enclosure it is 500V) |
| Withstanding Voltage | AC 3700V/rms (Between circuit and enclosure) |
| Electromagnetic Features | IEC61010-4-3, Wireless frequency electromagnetic field≤1V/m |
| Protection Type | IEC61010-1, IEC1010-2-31, IEC61557-1,5, IEC60529(IP54), CAT III 300V, Pollution etc. |
| Accessories | Tester: 1PC; Earthing Rod: 2PCS; Testing Wire: 3PCS; Simple testing wire: 2PCS; RS232 Com-cable: 1PC; Software disk: 1PC; Tester bag: 1PC |
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