E521 E522 E523 28V DC Metal Case Stud Type Overload Protector
Modified Reset Bimetal Circuit Breaker
E521 E522 E523 Overload Protector Circuit Breaker
Modified Reset Circuit Breakers
Specifications
Single Pole Thermal Type Breakers
Applications: Typically used in Battery chargers, trucks, buses,
RV’s, trolling motors, etc.
Rating: 5-50A, 14VDC; 28VDC (Series E51, E53).
Interrupt Rating: Main Circuit Protection: 1.5kA @ 12VDC (Series
E51 E53 );
Branch Circuit Protection: 2.5kA @ 12VDC (Series E51 sealed &
Series E53 plastic cover).
Operating Temperature Rating: –40°F (–40°C) to 185°F (85°C)
Storage Temperature Rating: –40°F (–40°C) to 260°F (125°C)
Materials: Black UL-Rated thermoplastic body (thermoset for Type II
body & buttons). Cover is grey
thermoplastic or steel-Type l gold, Type ll silver
Marking: Standard marking includes amp ratings and part numbers.
Custom markings also available.
Termination: #10-32 thread and quick-connect options available
Torque Rating: 24 in-lbs (2 7N•m) max
Mounting Torque Rating: Plastic cover in-lbs (1 7N•m) . Metal cover
30 in-lbs (3 4N•m).
Ingress Protection Rating: IP66 On plastic cover version only
(except for terminals)
Compliances: SAE J553; SAE J1171 ((consult factory for Ignition
Protection ratings))
| Function Type | Thermal Trip-free,Cycling |
| Number of Poles | Single Pole , Normal Closed |
| Current &Voltage Ratings | 5-50A,12-28Vdc |
Calibration@25C | 100% Hold , 135% Trip (percent of rating) |
| Interrupting Capacity | Branch Circuit Protection: 2,500A @12Vdc |
| Termination | #10- 32 Thread and Quick-Connect options available |
Mounting | Stud Mount or Bracket Mount |
| Compliances | SAE J553;SAE J1171(Ignition Protected) |
Contact Details:
Andy Wu
Email: andy@tianrui-fuse.com.cn
MP/Whatsapp: +86 13532772961
Wechat: HFeng0805
Skype: andywutechrich
QQ: 969828363
Our Services
(1)Warranty ( 24 months warranty )
1. The warranty starts from the delivery date from our factory;
2. During the warranty, any defective product will get repaired or
replaced for free ;
3. It is beyond the warranty as the products automotive circuit
breaker breaked by the violence , the carelessness or repaired ,
altered without authorization.
(2)Lead Time
1. Sample orders will be delivered from our factory within 7
working days.
2. General orders will be delivered from our factory within 7-15
working days.
3. Bulk orders will be delivered from our factory automotive
circuit breaker within 25 working days at most
(3)Shipment
1. By EMS, DHL, FedEx, TNT, UPS or other express.
2. By our forwarding agent (by air or by sea).
3. By your own forwarding agent.
4. By domestic forwarding agents to any city in China.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in pe bag and brown cartons. If you
have legally registered patent,
we can pack the goods in your branded boxes after getting your
authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the
photos of the products and packages
before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your
advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We
can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but
the customers have to pay the sample cost and
the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our
customers benefit ;
2. We respect every customer as our friend and we sincerely do
business and make friends with them,
no matter where they come from.
