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[China]
Trade Verify
Address: Building C, Xinmeijia Science and Technology Park, Chashan
Contact name:Andy Wu
Dongguan Tianrui Electronics Co., Ltd |
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Verified Suppliers
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L3 Series Overload Protection Automatic Manual Reset Bakelite Mini Thermal Small Circuit Breaker
1. Automotic Reset Type Circuit Breaker
L3 Series "SERIES TRIP", "AUTO RESET" Single Pole circuit breakers
represent our largest selling product family.
Bases on a uoven "SNAP *CTING" bimetallic thermal senein!'. elemant
svstegi. L3 Seriel? circuit breakers sease Overload conditions and
interu)t the flow of Cprrent. The L3 series will auto reset within
40 seconds after trip (J TYPE).
L3 Series offers amperage ratings from 2A to 20A, and is suitable for a diversity of applications, our products are carefully calibrated and tested to ensure reliable performance under a variety of operating assignments and conditions.
| Rated Voltage | AC 125/250V DC 50V |
| Rated Current | 2~16A |
| Interrupt Capacity | 1000A(UL244A) |
| Insulation Resistance | >500 Ω |
| Resettable Overload Capacity | Ten Times Rated Current |
| Dielectric Strength | 1 ,500Vac 1 minute |
| Weight | Approx 6.1g |
| Voltage Drop | Less than 0.25V |
| Reset Time | Within 40 seconds |
| Method of Operation | J Type |
Mechanical/Environmental Date
Operating Temperture Range: -10°c to 60°C
Termination: 250" (6.35mm) quick connects or solder terminals
Mounting: Various options. See Ordering lnfomation and drawings
Temperature Rise at Terminal Block: Less than 65°C at 100% of rated
current applied continuously at 25°C
Contact Endurance: 125Vac X 150% of rated current >500 Cycles
Outline Dimesions
| Typical Resistance VS. Current Rating @ +25°C | |||
Current Rating in Amps | TvpicalResistance in Ohms | Current Rating in Amps | Typical Resistance in Ohms |
| 2.0 | 0.070 | 8.0 | 0.011 |
| 3.0 | 0.063 | 10.0 | 0.015 |
| 4.0 | 0.052 | 12.0 | 0.011 |
| 5.0 | 0.030 | 15.0 | 0.010 |
| 6.0 | 0.022 | 16.0 | 0.008 |
| 7.0 | 0.016 | ||
| Capacity Correction Factors For Ambient Tempera tures | ||||||||||
Temperature | ||||||||||
| Current Rating Amps | °F | +14 | +32 | +50 | +68 | +77 | +86 | +104 | +122 | +140 |
| °C | -10 | +0 | +10 | +20 | +25 | +30 | +40 | +50 | +60 | |
3 to 8A | .70 | .75 | .82 | .90 | 1.00 | 1.10 | 1.25 | 1.61 | 2.15 | |
9 to 40A | .77 | .85 | .90 | .95 | 1.00 | 1.05 | 1.15 | 1.25 | 1.40 | |
The unit is calibrated for ambient temperature of +25°C To determine the rated current for a lower or higher ambient Temperature, use a correction factor as above.
Time vs. Current Trip Curve@+25°C
| 100% of rated current | Hold, No-Trip |
| 135% of rated current | Trip in 1 Hour |
| 200% of rated current | 5~25 Seconds Trip |
| 300% of rated current | 1.6~4.8 Seconds Trip |
| Approval | File No. | Rated current range | Rated Voltage | Standard |
| UL+cUL | PENFING | 2~16A | 125/250VAC 32V DC | UL1077:2008 |
| CB | CN39982 | 2~16A | 125/250VAC 32V DC | IEC60934:2013 |
| CCC | 2017010307957824 | 2~16A | 125/250VAC 32V DC | GB17701:2008 |
2. Manual Reset Type Circuit Breaker
L3 Series "SERIES TRIP", "PUSH TO RESET" Single Pole circuit breakers represent our largest selling product family. Bases on a oroven "SNAP ACTING" bimetallic thermal seneinc elemang system. L3 Series circuit breakers sease Overload conditions and interupt the flow of Current The resettable actuator mechenism then remains dlsengaged untll manually reset.
L3 Series offers amperage ratings from 2A to 16A, and is suitable for a diversity of applications, our products are carefully calibrated and tested to ensure reliable performance under a variety of operating assignments of operating assignments and conditions.
| Rated Voltage | AC 125/250V DC 50V |
| Rated Current | 2~16A |
| Interrupt Capacity | 1000A(UL244A) |
| Insulation Resistance | >500 Ω |
| Resettable Overload Capacity | Ten Times Rated Current |
| Dielectric Strength | 1 ,500Vac 1 minute |
| Weight | Approx 8.03g(0.28oz) |
| Voltage Drop | Less than 0.25V |
| Reset 1 rime | Within 60 seconds |
| Method of Operation | R Type |
Mechanical/Environmental Date
Operating Temperture Range: -10°c to 60°C
Termination: 250" (6.35mm) quick connects or solder terminals
Mounting: Various options. See Ordering lnfomation and drawings
Temperature Rise at Terminal Block: Less than 65°C at 100% of rated
current applied continuously at 25°C
Contact Endurance: 125Vac X 150% of rated current >500 Cycles
Outline Dimesions
| Typical Resistance VS. Current Rating @ +25°C | |||
Current Rating in Amps | TvpicalResistance in Ohms | Current Rating in Amps | Typical Resistance in Ohms |
| 2.0 | 0.070 | 8.0 | 0.011 |
| 3.0 | 0.063 | 10.0 | 0.015 |
| 4.0 | 0.052 | 12.0 | 0.011 |
| 5.0 | 0.030 | 15.0 | 0.010 |
| 6.0 | 0.022 | 16.0 | 0.008 |
| 7.0 | 0.016 | ||
| Capacity Correction Factors For Ambient Tempera tures | ||||||||||
Current Rating Amps | Temperature | |||||||||
| °F | +14 | +32 | +50 | +68 | +77 | +86 | +104 | +122 | +140 | |
| °C | -10 | +0 | +10 | +20 | +25 | +30 | +40 | +50 | +60 | |
3 to 8A | .70 | .75 | .82 | .90 | 1.00 | 1.10 | 1.25 | 1.61 | 2.15 | |
9 to 40A | .77 | .85 | .90 | .95 | 1.00 | 1.05 | 1.15 | 1.25 | 1.40 | |
The unit is calibrated for ambient temperature of +25°C To determine the rated current for a lower or higher ambient Temperature, use a correction factor as above.
Time vs. Current Trip Curve@+25°C
| 100% of rated current | Hold, No-Trip |
| 135% of rated current | Trip in 1 Hour |
| 200% of rated current | 5~25 Seconds Trip |
| 300% of rated current | 1.6~4.8 Seconds Trip |
| Approval | File No. | Rated current range | Rated Voltage | Standard |
| UL+cUL | PENDING | 2~16A | 125/250VAC 32V DC | UL077:2016 |
| TUV | R50407607 | 2~16A | 125/250VAC 32V DC | EN60934:2013 |
| CCC | 2017010307957824 | 2~16A | 125/250VAC 32V DC | GB17701 |
| CB | CN39982 | 2~16A | 125/250VAC 32V DC | IEC60934:2013 |
Contact Details:
Andy Wu
Email: andy@tianrui-fuse.com.cn
MP/Whatsapp: +86 13532772961
Wechat: HFeng0805
Skype: andywutechrich
QQ: 969828363
