hczfgs001.com.cn-人妻精品久久无码专区精东影业,国产精品久久久久免费a∨,少妇人妻精品一区二区三区,久久精品午夜一区二区福利

24-hour service hotline

18617185077

Your current location:Home Products Gold aluminum shell resistor

GR Series

GR Series

Product features:

1. Small size and high power

2. Sturdy structure and high stability

3. Aluminum shell for heat dissipation, suitable for installation of heat dissipation plates

4. Silicon copper film compression molding with good insulation performance

5. Meets lead-free/RoHS requirements

Product consultation hotline:18617185077
Product details
Product application:Widely used in the power supply, frequency converter, elevator, stage audio, and high-end equipment industries.

Appearance and dimensions:
1.jpg


Category Style Dimensions unit: mm
L1 ± 2 L2 ± 1 L3 ± 1 A ± 1 B ± 1 C ± 1 E ± 0.3 S ± 1 H ± 0.5
KAL 10 32 19 14 20 15.5 10.5 2 10 5
KAL 25 47 27 18 27 19 15 3.2 15.5 7
KAL 50 70 50 39 29 21 15 3.2 15.5 7
KAL 80 102 66 35 47 37 28 4.5 25 12
KAL 100 135 89 69 70 48 46 5 44.5 19.5
KAL 250 155 114 98 77 64 53 5 55.5 25
KAL 300 155 114 98 77 64 53 5 55.5 25

Power attenuation curve and temperature rise curve:

Power attenuation curve:

3.jpg

Temperature rise curve:
4.jpg
Technical description:


Category Style Power Rating Resistance range (Ω) Maximum working voltage MWV (V) Heat dissipation plate area Weight (g)
Weight
With heat dissipation plate Without heat dissipation plate KAL NKAL (no sensation) KAL NKAL (no sensation) Surface area (cm2) Thickness (mm)
KAL 10 10 8 0.02-6K 0.03-2.3K 245 180 415 1 6
KAL 25 25 13 0.012-15K 0.02-5.5K 500 300 535 1 11
KAL 50 50 10 0.01-40K 0.02-12K 1300 600 995 1 30
KAL 80 80 45 0.1-3.0K 0.1-3.0K 1500 1000 995 3 90
KAL 100 100 50 0.4-50K 0.12-25K 1900 1340 995 3 160
KAL 250 250 60 0.6-80K 0.15-40K 2500 1750 4765 3 480
KAL 300 300 70 0.6-90K 0.15-50K 2500 1750 4765 3 550

Main performance:

Reference standard: JIS-C-5202

project
Items		 Standard value
Standard		 test method
Test Methods
Short term overload
Short time overload		 ± 1% 2.5 times rated power/5 seconds
2.5 times power/5 seconds
temperature coefficient
Temperature Coefficient		 ± 200 PPM/℃ Experimental temperature: Room temperature 100 ℃
Test temperature: Indoors Temperature. 100 ℃
Heat resistance
Resistance to solver head		 ± 1% Soldering temperature: 350 ± 10 ℃, time: 3 seconds
Solder Temperature: 350 ± 10 ℃, time: 3 seconds
Voltage withstand
Dielectric with standing voltage		 No burning or insulation damage
No breakdown or flashover		 Apply a DC voltage of 500V for 1 minute
500V for 60 seconds
Moisture resistance load
Humidity Load Life		 ± 0.5% Temperature: 40 ± 2 ℃, relative humidity: 90-95%, 1 time the rated working voltage, time 1000 hours (1.5 hours on and 0.5 hours off)
Rated voltage 1.5hr ON, 0.5hr OFF at 40 ± 2 ℃, 90-95&RH for 1000hr
Load life
Load Life		 ± 2.0% Temperature: 25 ℃, 1 time the rated working voltage, time 1000 hours (1.5 hours on and 0.5 hours off)
Rated voltage 1.5hr ON, 0.5hr OFF at 25 ℃ for 1000hr
Solderability
Solderability		 More than 95% of the tin eating area
At least 95% coverage		 Soldering temperature: 235 ± 5 ℃, time: 2 ± 0.5 seconds
235 ± 5 ℃ for 2 ± 0.5 seconds

Model Description:

6.jpg