1. Catalogs
  2. E-T-A
  3. Magnetic Overcurrent Circuit Breaker 808
video corpo

Magnetic Overcurrent Circuit Breaker 808

Magnetic Overcurrent Circuit Breaker 808

Magnetic Overcurrent Circuit Breaker 808

Product catalog summary
Overview: The document provides technical specifications for the Magnetic Overcurrent Circuit Breaker 808 series, designed for printed circuit board mounting with a high-speed operating mechanism and manual actuation.
Specifications:
  • Voltage Rating: DC 24 V (higher voltages available on special order), UL: AC 120 V; DC 60 V.
  • Current Ratings: 0.01 to 5 A (higher ratings available on special order).
  • Max Continuous Load: Excitation circuit (2-3) 2.65 x IN, Switching circuit 6-7, Auxiliary circuit 4-5 up to 5 A.
  • Typical Life: 6,000 operations at 5 A for the switching circuit.
  • Ambient Temperature: -30 to +70 °C (-22 to +158 °F).
  • Insulation Coordination: Rated impulse withstand voltage of 1.5 kV, pollution degree 2.
  • Dielectric Strength: AC 1,240 V for operating area, excitation to switching, and auxiliary circuits.
  • Interrupting Capacity: 100 A (o-o-o), UL 1077: 2,000 A AC 120 V, 1,000 A DC 60 V.
  • Protection Degree: Operating area IP30, terminal area IP00.
  • Vibration and Shock Resistance: Vibration: 3 g (57-500 Hz), Shock: 25 g (11 ms).
  • Corrosion and Humidity Resistance: 48 hours at 5% salt mist, 240 hours at 95% RH.
  • Mass: Approximately 10 g.
Applications: Suitable for printed circuit boards, safety, and control systems.
Approvals: CSA and UL approved for AC 120 V and DC 60 V, current ratings 0.01 to 5 A.
Ordering Information: Type No. 808 with options for manual release and current ratings from 0.01 to 5 A.
Dimensions: Detailed dimensions provided in millimeters with reference to inches.
Additional Notes: The document includes a typical time/current characteristics graph and an internal connection diagram. All dimensions without tolerances are for reference only, and product markings may differ from ordering codes.
See more

Catalog excerpts

Magnetic Overcurrent Circuit Breaker 808-1

Magnetic Overcurrent Circuit Breaker 808-... Issue C www.e-t-a.com 3 - 5 3 Current Internal Current Internal rating (A) resistance (Ù) rating (A) resistance (Ù) 0.01 625 0.8 0.096 0.02 170 0.9 0.085 0.03 77 1 0.073 0.04 47 1.2 0.050 0.05 29.2 1.5 0.031 0.08 10.3 2 0.02 0.1 5.6 2.5 0.02 0.2 1.65 3 0.02 0.3 0.89 3.25 0.02 0.4 0.39 4 0.02 0.5 0.28 4.5 0.02 0.6 0.198 5 0.02 0.7 0.143 Description Typical applications Ordering information Approvals Technical data Single pole miniaturised magnetic circuit breakers with unique high -speed operating mechanism and push/pull on/off manual actuation. Fitted with electrically separate excitation and switching circuits, and one pair of auxiliary contacts which close when the main circuit is open. Also suitable for impulse operation. Designed for printed circuit board mounting. Low temperature sensitivity. Printed circuit boards and components, safety and control systems. 808 Voltage rating DC 24 V (higher voltages to special order) UL: AC 120 V; DC 60 V Current ratings 0.01...5 A (higher current ratings to special order) Max. continuous load excitation circuit (2-3) 2.65 x IN Max. continuous load switching circuit 6-7 auxiliary circuit 4-5 5 A Typical life 6,000 operations at 5 A for switching circuit Ambient temperature -30...+70 °C (-22...+158 °F) Insulation co-ordination rated impulse pollution (IEC 60664-1) withstand voltage degree 1.5 kV 2 Dielectric strength (UL 1077) test voltage operating area AC 1,240 V excitation to switching circuit AC 1,240 V excitation to auxiliary circuit AC 1,240 V Insulation resistance > 100 MÙ (DC 500 V) Interrupting capacity (o-o-o) 100 A Interrupting capacity (UL 1077) 2,000 A AC 120 V 1,000 A DC 60 V Degree of protection operating area IP30 (IEC 60529/DIN 40050) terminal area IP00 Vibration 3 g (57-500 Hz), ± 0.23 mm (10-57 Hz), to IEC 60068-2-6, test Fc 10 frequency cycles/axis Shock 25 g (11 ms) to IEC 60068-2-27, test Ea Corrosion 48 hours at 5 % salt mist, to IEC 60068-2-11, test Ka Humidity 240 hours at 95 % RH to IEC 60068-2-78, test Cab Mass approx. 10 g Authority Voltage ratings Current ratings CSA AC 120 V; DC 60 V 0.01...5 A UL DC 60 V 0.01...5 A AC 120 V 0.01...5 A Standard current ratings and typical internal resistance values Type No. 808 fast-acting Manual release 01 press-to-reset button, blue B manual release facility, blue (Standard) Current ratings 0.01...5 A 808 - B - 5 A ordering example

 Open the catalog to page 1
Magnetic Overcurrent Circuit Breaker 808-2

Magnetic Overcurrent Circuit Breaker 808-... 3 - 6 www.e-t-a.com Issue C 3 Dimensions 5 OFF 808-01 808-B 2.5 ON 15 5 5 14 0.5 10 15.5 ø4 30 20 ø9.3 0.6 .157 .366 .787 .098 1.18 .197 .197 .551 .020 .394 .610 .591 .024 7.5 OFF 15 5 5 14 0.5 10 15.5 0 ON ø4 30 20 ø9.3 0.6 .157 .366 .787 .197 1.18 .197 .197 .551 .020 .394 .610 .591 .024 .295 4 2 3 6 5 7 - + 2-3: excitation circuit 6-7: switching circuit 4-5: auxiliary circuit Typical time/current characteristics at +23 °C/+73.4 °F Trip time in milliseconds ... times rated current 10000 1000 100 10 1 0.1 1 2 4 6 810 20 40 Internal connection diagram...

 Open the catalog to page 2
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.