Electrical

Specific Criteria / Service

Range/Conditions

Least Uncertainty

NZ Price

(excl GST)

5.82 (a) Precision resistors,   resistance boxes and conductance boxes

0.1 Ω to 1 Ω

(Current ≤ 100 mA)

0.2 µΩ/Ω

Please enquire

1 Ω to 10 kΩ

(Power dissipation ≤ 10 mW)

0.12 µΩ/Ω

Please enquire

10 mΩ to 1000 mΩ

(Current ≤ 1A)

25 µΩ/Ω

Please enquire

0.1     mΩ to 1000 mΩ

(Current = 1 A to 875 A)

63 R^-0.35 µΩ/Ω,   R in mΩ values range from 141 µΩ/Ω to 6 µΩ/Ω

Please enquire

0.01    MΩ to 1 MΩ

(Applied voltages = 5 V to 100 V)

0.7 µΩ/Ω

Please enquire

0.001 GΩ to 1 GΩ

(Applied voltages = 5 V to 100 V)

(0.7 + 27 R – 20 R³) µΩ/Ω, R in GΩ, values range from 0.7 µΩ/Ω to   8 µΩ/Ω

Please enquire

1 MΩ to 5 TΩ

(Applied voltages = 100 V to 1000 V)

(35 + 6.9 x 10^-11 R²   + 9.4 µΩ/Ω x 10^-4R)   µΩ/Ω, R in MΩ, values range from 35 µΩ/Ω to 6460 µΩ/Ω

Please enquire

0 MΩ to 1 MΩ

(frequency, f = 40 Hz to 2   kHz)

(2000/f + 19 R) µΩ, f in Hz R in Ω, values range from 1 µΩ to 19 Ω

Please enquire

0 Ω to 400 Ω

(frequency, f = 0.01 Hz to   100 Hz)

(6 + 0.3 R) µΩ, R in Ω, values range from 6 µΩ to 126   µΩ

Please enquire

5.82 (b) Volt ratio boxes and   potential dividers

1 V/V to 1000 V/V

(Input voltage ≤ 1100 V, output voltage ≥ 1 V)

0.4 x 10^-6

Please enquire

0 kV to 50 kV

3 mV/V

Please enquire

5.82 (c) DC shunts

0.1 mΩ to 1 Ω

(Applied current 1 A to 875 A)

(Applied voltage 10 mV to 1 V)

63 R^-0.35 µΩ/Ω, R in mΩ values range from 141 µΩ/Ω to   6 µΩ/Ω

Please enquire

5.82 (d) AC shunts

0 Ω to 100 Ω

(frequency, f = 40 Hz to 2   kHz)

(2000/f + 19R) µΩ, f in Hz, R in Ω, values   range from 1 µΩ to 1900 µΩ

Please enquire

0.2 A to 100 A

(frequency, f = 47 Hz to 75   Hz)

25 µΩ/Ω

Please enquire

5.84 (a) Precision capacitors

0 µF to 100 µF

(frequency, f = 40 Hz to 2   kHz)

(0.2/f + 22C) pF, f in Hz C in µF, values range from 0.0001 pF to 2200 pF

Please enquire

5.84 (x) Dissipation Factor

0 to 0.2

(frequency, f = 40 Hz to 2   kHz)

(capacitance, C = 0.5 pF to   100 µF)

(0.000027 + 0.00027/C) C in pF, values range from 0.00057 to   0.000027

Please enquire

5.84 (c) Capacitance potential   dividers

1 kV rms to 35 kV rms

(frequency, f = 50 Hz to 3   kHz)

1 mV/V

Please enquire

5.85 (a) Inductors, self and mutual

0 H to 100 H

(frequency, f = 40 Hz to 2   kHz)

(0.2/f + 14L)H µH, f in Hz L in H, values   range from 0.0001 µH to 1400 µH

Please enquire

5.85 (x) Equivalent series resistance

0 Ω to 1 MΩ

(frequency, f = 40 Hz to 2   kHz)

(2000/f + 19R) µΩ, f in Hz R in Ω, values   range from 1 µΩ to 19 Ω

Please enquire

5.85 (d) Current transformers:   protection and measurement

Primary currents 1 A to 4000 A, ratios 0.2 A/A to 4000 A/A

Ratio error -25 % to 25 %

Phase error -36 crad to 36 crad

(frequency, f = 50 Hz;   secondary currents 1 A, 5 A)

0.0010 % to 0.13 %

0.0010 crad to 0.18 crad

Please enquire

5.86 (b) Electronic emf reference   devices

1 V

1.018 V

10 V

0.1     µV

0.1     µV

1.5 µV

Please enquire

5.87 Transfer Instruments (AC/DC)

0.002 V to 0.6 V

> 0.6 V to 6 V

> 6 V to 1000 V

(frequency, f = 10 Hz to 1   MHz)

11 µV/V to 321 µV/V

6 µV/V to 77 µV/V

9 µV/V to 76 µV/V

Please enquire

1 V and 3 V

(frequency, f = 1 MHz to   100 MHz)

0.16 mV/V to 2.6 mV/V

Please enquire

0.1 mA to 0.01 A

(frequency, f = 40 Hz to 2   kHz)

15 µA/A to 38 µA/A

Please enquire

0.01 A to 20 A

(frequency, f = 40 Hz to   100 kHz)

15 µA/A to 70 µA/A

Please enquire

5.88 (a) DC voltage

0 V to 12 V

(0.05 + 0.15U) µV, U in V, values range from 0.05 µV to   1.85 µV

Please enquire

12 V to 1100 V

0.5 µV/V

Please enquire

5.88 (b) AC voltage

0.002 V to 1000 V

(frequency, f = 10 Hz to 1   MHz)

6 µV/V to 650 µV/V

Please enquire

1 V and 3 V

(frequency, f = 1 MHz to   100 MHz)

0.3 mV/V to 8 mV/V

Please enquire

5.88 (c) DC current

1 x 10^-11 A to 1 x 10^-5 A

values range from 5 µA/A to 560 µA/A

Please enquire

0.01 mA to 0.1 mA

5 µA/A

Please enquire

>0.1 mA to 1 A

5 µA/A

Please enquire

>1 A to 20 A

5 I^0.43 µA/A, I in A, values range from   5 µA/A to 18µA/A

Please enquire

20 A to 1000 A

5 I^0.43 µA/A, I   in A, values range from 18 µA/A to 97 µA/A

Please enquire

5.88 (d) AC current

0.1 mA to 2 A

(frequency, f = 40 Hz to 2   kHz)

35 µA/A to 170 µA/A

Please enquire

0.01 A to 100 A

(frequency, f = 47 Hz to 75   Hz)

25 µA/A

Please enquire

5.88 (e) Resistance

0 Ω to 10 Ω

40 µΩ

Please enquire

0.01 kΩ to 1 MΩ

3 µΩ/Ω

Please enquire

1 MΩ to 100 MΩ

(2 + R^0.8)   µΩ/Ω, R in MΩ, values range from 3   µΩ/Ω to 42 µΩ/Ω

Please enquire

5.88 (f) AC power sources

Wattmeters

Conditions: Voltage 60 V to 240 V, current 0.01 A to 100 A, frequency   45 Hz to 75 Hz, and PF 1 to 0,   inductive or capacitive

Single phase 0 W to 24000 W

(40 μW/VA + 6(1-PF)),   values range from 40 µW/VA to 46 µW/VA

Please enquire

Three phase 0 W to 72000 W

(40 μW/VA + 6(1-PF)),   values range from 40 µW/VA to 46 µW/VA

Please enquire

(The range and uncertainties for star and delta are the same as for   single-phase)

Varmeters

Conditions: Voltage 60 V to 240 V, current 0.01 A to 100 A, frequency   45 Hz to 75 Hz, and QF 1 to 0,   inductive or capacitive

0 W to 24000 W

(40 μVar/VA + 90QF), values   range from 40 µVar/VA to 130 µVar/VA

Please enquire

0 W to 72000 W

(40 µVar/VA + 90QF), values   range from 40 µVar/VA to 130 µVar/VA

Please enquire

5.89 (a) DC voltmeters

0 V to 0.001 V

0.05 µV

Please enquire

0.001 V to 12 V

(0.05 + 0.15 U) µV, U in V, values range from 0.05 µV to   1.85 µV

Please enquire

12 V to 1100 V

0.5 µV/V

Please enquire

5.89 (b) AC voltmeters

0.002 V to 1000 V

(frequency, f = 10 Hz to 1   MHz)

9 µV/V to 862 µV/V

Please enquire

1 V and 3 V

(frequency, f = 1 MHz to   100 MHz)

0.3 mV/V to 8 mV/V

Please enquire

5.89 (c) DC ammeters

1 x 10^-11 A to 1 x 10^-5 A

Values range from 5 µA/A to 560 µA/A

Please enquire

0.01 mA to 0.1 mA

5 µA/A

Please enquire

>0.1 mA to 1 A

5 µA/A

Please enquire

>1 A to 20 A

5 I^0.43 µA/A, I   in A, values range from 5 µA/A to 18µA/A

Please enquire

20 A to 875 A

5 I^0.43 µA/A, I   in A values range from 18 µA/A to 92 µA/A

Please enquire

5.89 (d) AC ammeters

0.1 mA to 2 A

(frequency, f = 40 Hz to 2   kHz)

60 µA/A to 140 µA/A

Please enquire

0.2 A to 100 A

(frequency, f = 47 Hz to 75   Hz)

25 µA/A

Please enquire

5.89 (e) Wattmeters

Conditions: Voltage 60 V to   240 V, current 0.01 A to 100 A, frequency 45 Hz to 75 Hz, and PF 1 to 0, inductive or capacitive

Single phase 0 W to 24000 W

(40 μW/VA+ 6(1-PF)), values range from 40 µW/VA to 46   µW/VA

Please enquire

Three phase 0 W to 72000 W

(40 μW/VA + 6(1-PF)),values range from 40 µW/VA to 46   µW/VA

Please enquire

5.89 (f) Varmeters

Conditions: Voltage 60 V to   240 V, current 0.01 A to 100 A, frequency 45 Hz to 75 Hz, and QF 1 to 0, inductive or capacitive

0 W to 24000 W

(40 μVar/VA + 90QF), values range from 40 µVar/VA to   130 µVar/VA

Please enquire

0 W to 72000 W

(40 µVar/VA + 90QF), values range from 40 µVar/VA to   130 µVar/VA

Please enquire

5.89 (g) Phase angle indicators   (source or meter)

Conditions: Current 0.01 A to 100 A, frequency 45 Hz to 75 Hz,   Voltage 0.7 V to 7 V, 42 V to 240 V

-3.14 rad to 3.14 rad

40 µrad

Please enquire

5.89 (h) Power factor meters

Same conditions, range and uncertainty as 5.89 (g) above

-3.14 rad to 3.14 rad

40 µrad

Please enquire

5.89 (i) Ohmmeters

0.1 mΩ to 1000 mΩ

(applied current 875 A to 1 A)

63R^-0.35 µΩ, R   in mΩ values range from 141 µΩ to 6 µΩ

Please enquire

0.1 Ω to 1 Ω

0.2 µΩ/Ω

Please enquire

1 Ω to 10 kΩ

0.12 µΩ/Ω

Please enquire

10 kΩ to 1 GΩ

(1 + 27R -20R³) µΩ/Ω, R in GΩ, values range from 1 µΩ/Ω to 8   µΩ/Ω

Please enquire

1 GΩ to 100 GΩ

(-0.07R² + 22R -15) µΩ/Ω, R in GΩ, values range from 6.9 µΩ/Ω to 1485 µΩ/Ω

Please enquire

100 GΩ to 1200 GΩ

(1300R + 2.2R) µΩ/Ω, R in GΩ, values range from 1520 µΩ/Ω to 3940 µΩ/Ω

Please enquire

5.89 (k) Galvanometers and null   detectors

Same range and least uncertainties from 5.89 (a) DC voltmeters

0 V to 0.001 V

0.05 µV

Please enquire

0.001 V to 12 V

(0.05 + 0.15 U) µV, U in V, values range from 0.05 µV to   1.85 µV

Please enquire

12 V to 1100 V

0.5 µV/V

Please enquire

5.89 (L) Energy   Meters

Same as 5.89 (e) and (f)

Wattmeters

Conditions: Voltage 60 V to 240 V, current 0.01 A to 100 A, frequency   45 Hz to 75 Hz, and PF 1 to 0,   inductive or capacitive

Single phase 0 W to 24000 W

(40 μW/VA+ 6(1-PF)), values   range from 40 µW/VA to 46 µW/VA

Please enquire

Three phase 0 W to 72000 W

(40 μW/VA + 6(1-PF)),   values range from 40 µW/VA to 46 µW/VA

Please enquire

Varmeters

Conditions: Voltage 60 V to 240 V, current 0.01 A to 100 A, frequency   45 Hz to 75 Hz, and QF 1 to 0,   inductive or capacitive

0 W to 24000 W

(40 μVar/VA + 90QF), values   range from 40 µVar/VA to 130 µVar/VA

Please enquire

0 W to 72000 W

(40 µVar/VA + 90QF), values   range from 40 µVar/VA to 130 µVar/VA

Please enquire

5.90 (a) DC bridges

Same as 5.89 (i) Ohmmeters above

0.1 mΩ to 1000 mΩ

(applied current 875 A to 1 A)

63R^-0.35 µΩ, R   in mΩ values range from 141 µΩ to 6 µΩ

Please enquire

0.1 Ω to 1 Ω

0.2 µΩ/Ω

Please enquire

1 Ω to 10 kΩ

0.12 µΩ/Ω

Please enquire

10 kΩ to 1 GΩ

(1 + 27R -20R³) µΩ/Ω, R in GΩ, values range from 1 µΩ/Ω to 8   µΩ/Ω

Please enquire

1 GΩ to 100 GΩ

(-0.07R² + 22R -15) µΩ/Ω, R in GΩ, values range from 6.9 µΩ/Ω to 1485 µΩ/Ω

Please enquire

100 GΩ to 1200 GΩ

(1300R + 2.2R) µΩ/Ω, R in GΩ, values range from 1520 µΩ/Ω to 3940 µΩ/Ω

Please enquire

DC Bridges for thermometry Resistance   Ratio

0 Ω/Ω to 13 Ω/Ω

2 x 10^-8 

Please enquire

5.90 (b) DC potentiometers

Same as 5.89 (a) DC Voltmeters above

0 V to 0.001 V

0.05 µV

Please enquire

0.001 V to 12 V

(0.05 + 0.15 U) µV, U in V, values range from 0.05 µV to   1.85 µV

Please enquire

12 V to 1100 V

0.5 µV/V

Please enquire

5.90 (c) AC bridges

0 Ω to 1 MΩ

(2000/f + 19R) µΩ, f in Hz, R in Ω, values range from 1 µΩ to 19 Ω

Please enquire

0 µF to 100 µF

(0.2/f + 22C) pF, f in Hz, C in µF,   values range from 0.0001 pF to 2200 pF

Please enquire

0 H to 1 H

(frequency, f = 40 Hz to 2   kHz)

(0.2/f + 14L) H µH, f in Hz, L in H, values   range from 0.0001 µH to 14 µH

Please enquire

AC Bridges for   thermometry

0 Ω/Ω to 13 Ω/Ω

(frequency, f = 0 Hz to 100   Hz)

2 x 10^-8

Please enquire

5.90 (f) Current transformer testing   sets

Ratio error:

± (0 to 0.002)

± (0.002 to 0.02)

± (0.02 to 0.2)

5.0 x 10^-7 to 1.0 x 10^-6

2.0 x 10^-6 to 8.0 x 10^-6

2.0 x 10^-5 to 8.0 x 10^-5

Please enquire

Phase error:

± 0 rad to 0.002 rad

± 0.002 rad to 0.02 rad

± 0.02 rad to 0.2 rad

5.0 x 10^-7 rad to 1.0 x 10^-6 rad

5.0 x 10^-6 rad to 9.0 x 10^-6 rad

5.0 x 10^-5 rad to 9.0 x 10^-5 rad

Please enquire

5.90 (g) Voltage transformer testing   sets

Ratio error:

± (0 to 0.002)

± (0.002 to 0.02)

± (0.02 to 0.2)

5.0 x 10^-7 to 1.0 x 10^-6

2.0 x 10^-6 to 8.0 x 10^-6

2.0 x 10^-5 to 8.0 x 10^-5

Please enquire

Phase error:

± 0 rad to 0.002 rad

± 0.002 rad to 0.02 rad

± 0.02 rad to 0.2 rad

5.0 x 10^-7 rad to 1.0 x 10^-6 rad

5.0 x 10^-6 rad to 9.0 x 10^-6 rad

5.0 x 10^-5 rad to 9.0 x 10^-5 rad

Please enquire

5.97 (a) High Voltage Testing DCV

0 kV to 50 kV

3 mV/V

Please enquire

5.97 (b) High Voltage Testing ACV

1 kV rms to 35 kV rms

(frequency, f = 50 Hz to 3   kHz)

1 mV/V

Please enquire