功率瓷管式可調電阻器RX20

 

特點（Features） 

 

1. 耐熱、溫度系數小、短時間過負載能力大；
2. 表面涂漆為綠色不燃性面漆。
3. 阻值是可調的。

 

 

規格尺寸（Specifications and Dimensions）:

品名功率 Part .	尺寸						成型類型
	L1&plun;2	L2&plun;2	L3&plun;2	L4&plun;2	H1&plun;1	H2&plun;2
50W	82	100	114	140	30	58	HPR
100W	132	150	174	200	30	58	HPR
150W	162	180	194	220	30	58	HPR
200W	204	225	240	265	30	58	HPR
250W	292	310	324	350	30	58	HPR
300W	258	270	285	328	41	85	HPR
400W	322	344	360	406	41	85	HPR
500W	322	344	355	406	51	95	HPR
1000W	290	315	325	375	71	110	HPR
1500W	405	420	435	505	71	110	HPR
2000W	495	525	540	610	71	110	HPR

 

電氣特性（Electrical  Performance）:

項目	性能要求	調試方法
溫度系數	-350ppm/°C≤d≤+350ppm/°C	JIS5202－5.2
短時間過負載	△R≤&plun;(2%R0+0.1R)	JIS5202－5.2
焊接耐熱性	△R≤&plun;(1%R0+0.1R)	JIS5202－6.4
不燃性	不可有明顯火焰	SJ3272-90
耐濕負荷壽命	△R≤&plun;(5%R0+0.1R)	JIS5202－7.9
耐溫負荷壽命	△R≤&plun;(5%R0+0.1R)	JIS5202－7.10

 

fghdhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghhd ghfdhfghfjhfhfghfhgfhfh