what is reference standard

... Meter with Wide Range Measurment, Harmonic Analysis, Waveform Display, Energy Accumulating Function Description: This is a High ...

High precision Three Phase Reference Standard Meter mutiple input channels class 0.02 KE9303 Three Phase Reference Standard Meter KE9303 is widely use...

... Meter SINGLE PHASE METER- SPRS The Single Phase Portable (GF112B) from GFUVE is a hand- he...

...meet international such as UL486A - B and UL498, guaranteeing that the cables meet the required quality and safety specificatio...

Lampholder Test Gauges IEC60061 3 IEC60238 IEC60399 Reference Standard IEC60061-3 / IEC60238 / IEC60399 E14 Lampholder Gauges Gauge Type: E14 Lamphold...

Portable Three Phase Meter MCTP03 1) Small size and weight 2) Used in lab or worksite 3) LCD display 4) Accuracy class: 0.2 or 0.5 ...

High Precision and High Power Three Phase AC/DC Standard Power Source Introduction ZX3030B AC/DC Three Phase Standard Power Source adopts advance ARM+...

.... The Impact Ball complies with IEC 60950. It is made of stainless steel. Technical parameters: 1. Ball diameter: 50 mm 2. Ball weight: 51...

...1581 : UL758, UL 1581 CSA C22.2 No.210.2 Rating Voltage: 300V Operating Temperature: -20~80℃ Application : Wiring of electrical a...

... 69.1 Plug American UL498 plug and socket gauge Gauge drawing number number number name 1 Articulate probe with web sto...

... Winding Material Copper Phase Three Cooling Method ANAF Vector Group Dyn11/Yyn0 Certifications UL, CSA, CE IEC60076-11 Technic...

.... The for energy-saving certification of double-ended fluorescent lamps for general lighting is GB 19043-2013 (hereinafter to as ...

... Testing Finger Articulated Test Finger Protection Level Testing Equipment Product Description Category Contact Test Apparatus Int...

.... · ZCPE■■■■ ■■1■■: RAL9004. Loading Capacity: · Static loading:800KG. COMPLIANCE () · Comply with ANSI/EIA RS-310-D · IEC60297-2...

... stainless steel 1.4571, manufactured in accordance with European EN 10222-5, Part 5. This material is known for its excellent corrosion r...

...stainless steel nuts"), and the copper alloy domed cap nuts (hereafter to as "copper alloy nuts"), all for general use for the characteris...

... 19inch Rack Outdoor Server Cabinet Weatherproof Electronics Box 1. 16U Outdoor Server Cabinet Our 16U outdoor serve cabinet to an o...

... With Diameter Butt Welding Flange 1. Flange connection or flange joint to the detachable connection which is connected by flange, g...

... *21*7mm Micro Ball Bearings , Deep Groove Bearing Low Vibration Product Show: Non- ball bearing size:8*21*7mm We can provide custo...