Audited Supplier
Gas Relay Testing Instrument for Density Relay Calibrator
Introduction
Technical parameters
| 1. Measuring range | (1) Detection of heavy gas flow rate Flow velocity range of φ25mm pipe diameter: 0.6 ~ 4.2m / s; Flow velocity range of φ50 mm pipe diameter: 0.6 ~ 3.2m / s; The flow velocity range of φ80mm pipe diameter: 0.6 ~ 2.2m / s. |
| (2) Light gas volume detection Detection range: 0 ~ 950mL. | |
| (3) Seal detection pressure and time range Seal detection pressure range: 0 ~ 250kPa; Seal detection time range: 1 ~ 60min. | |
| (4) QJ-40 relay detection Detection range: 1mm-150mm. | |
| 2. Precision | (1) Flow rate detection accuracy: 1.5 grades, flowmeter accuracy: 0.5 grades, heavy gas flow velocity display digits: 0.00m / s; |
| (2) Digits of light gas volume display: 0.0mL, accuracy: 1.0%; | |
| (3) Sealed display digits: 0.0kPa, accuracy: 0.5%; | |
| (4) QJ-40 display digits: 0.0mm, accuracy: 1.0 level. |
Test cases
Company introduction
Wuhan GDZX Power Equipment Co.,Ltd.is a manufacturer of power test equipment, integrating design, production and sales, providing complete solutions for high-voltage testing and electrical testing services for various power users.The main products include:AC series resonance test device, high voltage test equipment, transformer test equipment, secondary protection / switch test equipment, cable fault tester, arrester test equipment, power metering equipment, standard source series and so on. There are many kinds of products and complete models.
Service and Warranty
Service
* Provide professional consulting service; dedicated salesman and professional technical engineer to answer customer questions.
* Ensure customer get the detailed information about the product in hand.
* Reasonable price, we trust our customers should get the worth what they paid. Quotation stamped and confirmed by Manager.
* Welcome customers visit.
* Being trustworthy, follow the requirements and ensure successful implementation of signed contracts and technical agreements.
* Focus on communication, actively communicate with users, take notes of user's questions and schedule, provide the necessary technical support.
* Move quick and efficient, professional on delivery, installation, debugging, training and others.
PACKING AND SHIPPING
(1)We will ship products within 8-20 working days after the receipt of confirmation of your payment.
Features
1. It can output three-phase 0-500a current at the same time.
2. It can synchronously test the action time of thermal relay, thermocouple and motor protector.
3. Normally open and normally closed contact detection.
4. Several calibrations can be connected in series at the same time to improve working efficiency.
