72Voltage Meters

Product Description

Dimensions: *2X*2 mounting dimensions: *8X*8

First, use
This series of products are suitable for AC and DC circuit between the current and voltage measurement.
Second, the structural features
The magnetic structure of the basic movements of products agencies, including the Department Magnetoelectric magnetic structure, ac current voltmeter DC on the table, the additional transistors fairing made.
Third, the main technical parameters
Instrument accuracy classes: 2.5, 1.5.
Conditions of use: **0 ℃ ~ **0 ℃, relative temperature ≤ *5% (*5 ° C)
Resistance to mechanical force performance: can withstand acceleration of *0 m / s, the impact of the frequency of *0 to **0 beats per minute, 2 hours transport dither.
Dielectric Strength: AC voltage *0Hz, 2KV for 1 minute.
The impact of anti-external magnetic field: no more than ± 1% change in the external magnetic field solution with the indicated value 5 Oster.
Working position: vertical and horizontal.

This series of instruments is a direct analog electrical measurements indicating instrument to measure DC current, voltage, AC current, voltage, frequency, power factor, phase sequence, power, and synchronization instructions and other non-power measurements.Widely used in a variety of Marine ship, rail transportation, chemicals, explosion-proof, low voltage equipment, construction equipment, generator sets, machinery and equipment industries AC and DC power transmission and distribution systems, electrical control panels and other electrical equipment.Role in the measurement of electrical measurement and non-power, applicable to environmental conditions generally require more common in high-end instrument.
Standards and certification:

The instrument electrical series pointer instrument in accordance with GB/T********8, digital instrumentation in accordance with GB/T*********8 standard production, its safety performance in accordance with GB***3 and IEC****0 standard production.Dial scale line pointer designed to meet the German DIN****0 and DIN****2 standards.Shape and hole size of the instrument in accordance with GB/T***2 and IEC****4 standard production.

The amount of change due to temperature:

Reference temperature of *3 ℃ ± 2 ℃.From *3 ° C to *3 ° C and *3 ° C to *3 ° C temperature range, the temperature effects and allows the amount of change is not greater than the Level Index ± **0%.
Installation location and installation:

Unless otherwise specified, the instrument is usually installed in a vertical position.Other installation location, such as: horizontal, tilt installation according to customer requirements.Effective only under the installation location of the appropriate level of accuracy.Instrumentation stars rectangular *0 ° and a wide angle of **0 °, the two directions angle.

Accuracy class:
AC and DC voltmeter and ammeter 2.5 1.5 power meter, frequency meter 2.5 Power Factor Table 2.5.
Overload ammeter:

Overload multiples Orders 1 and 2 times overload multiple, customized by the user 1 times, 2 times, 3 times.Whose role is probably indicating instantaneous overload current values, such as the startup current when the motor starts.

Surface dial:

Surface of the dial: aluminum alloy material, white paint the bottom, black ink printing, printing or laser printing.Can be customized according to customers samples dial (customizable color overprint).

Zero bit regulators:

In addition to the mechanical zero reading instrument, and all the rest of the instrument front have zero regulator, used to adjust the meter mechanical zero.