NAEFHAutomatic Simulator Transformer Test Equipment NAEFH全自动仿真型互感器现场校验仪
产品简介
NAEFH全自动仿真型互感器现场校验仪用于PT、CT的误差及阻抗、导纳测试。满足国家JJG313-94《测量用电流互感器检定规程》和JJG314-94《测量用电压互感器检定规程》的要求。
产品别名
互感器校验仪，互感器检定装置，仿真型互感器校验仪，仿真型全自动互感〓器现场校验仪，仿真型互感器现场校验仪，全自动仿真型互感器现场校验仪，仿真型互感器现场检定装置
产品特性
1、仿真型互感器现场校验仪采用320×240点阵液晶，可视范围大，带长寿命背光照明，方便使用
2、中英文操作界面，界面美观
3、百分表、比差、角差采用特大字体显示，方便用户观测
4、本公司生产的仿真型互感器现场校验仪完全满足JJG314-1993和JJG314-1994要求，自动采样
5、自动判断极性错误，变比错误
6、上位机软件具有虚拟仪器开放♂功能
7、彻底解决S级测量问题
8、自动切换量程
9、采用先进独特电路和DSP技术完美结合，彻底解除阻容移相电路不稳定的问题
10、功耗：＜15VA(不带微型打印机)
＜25VA(带微型打印机)
11、谐波抑制比：＞40db
12、外形尺寸(长×宽×高)：260×350×150mm3
13、重量：6kg
产品参数
1、设备使用环境
1)温度：5℃～40℃；相对湿度：<80%(25℃时)
海拔高度：<2500m
电源频率：50Hz±0.5Hz；电源电压：220V±5V
2)测量范围：
同相分量(%)：0.0001～200.0；分辨率：0.0001
正交分量(分)：0.001～700.0；分辨率：0.001
阻抗(Ω)：0.0001～20.0；分辨率：0.0001
导纳(ms)：0.0001～20.0；分辨率：0.0001
3)基本误差：
同相分量：ΔX=±(X×2%＋Y×2%)±Dx(有1级可选)
正交分量：ΔY=±(X×2%＋Y×2%)±Dy(有1级可选)
“X”、“Y”——仪器∑的显示值
“Dx,Dy”——仪器的量化误差
Dx=2，Dy=5
4)百分表：2级(有1级可选)
2、工作范围：
1)电流：(1%～149%)In (In =5A)
(5%～149%)In (In =1A)
2)电压：(5%～149%)Un (Un =100V，150V，100V/)
(5%～149%)Un (Un =100V/3)
3、工作负荷：
1)电流：TO对TX＜0.12Ω cosΦ=1
2)电压：a对x＜0.25VA (100V)
4、极性错误指示
当工作电流(电压)达到额定电流(电压)的5%以上，误差超过180%时，应㊣ 有极性指示。
注意：如果大于额定工作电流(电压)的10%以上，仍未出现应有的极性指示，说明有故障，请不要再增加电流(电压)，以免烧坏仪器。
5、变比错误指示：
当工作电流(电压)达到额定电流(电压)的5%以上，误差超过30%而小于180%时，应有变比错误指示。
6、绝缘和耐压试验及说明：
电源插座☉对外壳能承受1.5kV，一分钟耐压。
Product introduction
NAEFHSimulator Transformer Test Equipment specilized for testing PT, CT error and the impedance, admittance test. Meet national JJG313-94 "Measuring Current Transformer test procedures" and JJG314-94 "Measuring voltage transformer test procedures" requirements.
Also calledname
Transformer calibrator, transformer test equipment
The Characteristics of the products
1, Uses 320 x240 dot matrix LCD, visible range, with a long-life backlight, easy to use
2, Entire Englishoperation interface, attractive interface
3, Dial indicator, ratio difference, angle difference using large font display, easy toobservation
4, Company's simulation-type transformer field calibrator fully meet JJG314-1993 and JJG314-1994 requirements, automatic sampling
5, Automatically determine the polarity of the error, the error ratio
6, PC software with virtual instruments open function7, S-Class solve measurement problem
8, Automatic switching range
9,Using unique circuitry and advanced DSP technology combine to completely remove the RC phase shifter circuit instability
10, Power consumption: <15VA (without micro-printer); <25VA (with micro-printer)
11, Harmonic rejection ratio:> 40db
12, Dimensions (L × W × H): 260 × 350 × 150mm3
13, Weight: 6kg
The parameters of the products
1 , Working environment
1 ) Temperature : 5 ℃ ~ 40 ℃; Relative humidity : <80% (25 ℃ when )
Altitude : <2500m
Power frequency : 50Hz ± 0.5Hz; Supply voltage : 220V ± 5V
2 ) Measuring range:
Phase component ( % ) : 0.0001 ~ 200.0 ; Resolution : 0.0001
Quadrature component ( stars ) : 0.001 ~ 700.0 ; resolution: 0.001
Impedance (Ω): 0.0001 ~ 20.0; Resolution : 0.0001
Admittance (ms): 0.0001 ~ 20.0; resolution: 0.0001
3 ) Basic error:
Phase component : ΔX = ± (X × 2% + Y × 2%) ± Dx ( with an optional )
Orthogonal components : ΔY = ± (X × 2% + Y × 2%) ± Dy ( with an optional )
"X", "Y" - the instrument display
"Dx, Dy" - the quantization error of the instrument
Dx = 2, Dy = 5
4 ) dial indicator : level 2 ( level 1 available )
2, Scope of work:
1 ) Current : (1% ~ 149%) In (In = 5A)
(5% ~ 149%) In (In = 1A)
2 ) Voltage : (5% ~ 149%) Un (Un = 100V, 150V, 100V /)
(5% ~ 149%) Un (Un = 100V / 3)
3, Working load:
1 ) Current : TO right TX <0.12Ω cosΦ = 1
2 ) Voltage : a pair of x <0.25VA (100V)
4 , Wrong polarity indication
When the operating current ( voltage ) reaches the rated current ( voltage ) of more than 5% error for more than 180 %, the proper polarity indication .
Note: If greater than the rated operating current ( voltage ) more than 10% , should not appear polarity indication , there is a fault , please do not increase the current( Voltage ) , so not to startthe instrument .
5 , Ratio error indication :
When the operating current ( voltage ) reaches the rated current ( voltage ) of more than 5% error of more than 30% but less than 180% , the proper ratio error indication.
6 , Insulation and pressure test and description:
Terminal (TX) terminals connected
Power outlet on the casing can withstand 1.5kV, 1 minute pressure
