Magnetic Overcurrent Circuit Breaker 808-...
Description
Single pole miniaturised magnetic circuit breakers with unique highspeed 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.
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Typical applications
Printed circuit boards and components, safety and control systems.
808 Ordering information
Type No. 808 fast-acting Manual release (optional) H manual release facility Current ratings 0.01 ...8 A 808 H - 1A ordering example
Technical data
Voltage rating Current ratings Max. continuous load excitation circuit (2-3) Max. continuous load switching circuit 6-7 auxiliary circuit 4-5 Typical life Ambient temperature Insulation co-ordination (IEC 60664 and 60664A) DC 24 V UL, CSA: AC 120 V, DC 60 V 0.01...8 A 2.65 x IN
3
Packaging quantity: 250 pcs
5A 6,000 operations at 5 A for switching circuit -30...+70 °C (-22...+158 °F) Rated impulse withstand voltage 1.5 kV Test voltage AC 840 V Pollution degree 2
Standard current ratings and typical internal resistance values
Current rating (A) 0.01 0.02 0.03 0.04 0.05 0.08 0.1 0.2 0.3 0.4 0.5 0.6 0.7 Internal resistance (Ω) 625 170 77 47 29.2 10.3 5.6 1.65 0.89 0.39 0.28 0.198 0.143 Current rating (A) 0.8 0.9 1 1.2 1.5 2 2.5 3 3.25 4 4,5 5 8 Internal resistance (Ω) 0.096 0.085 0.073 0.050 0.031 ≤ 0.02 ≤ 0.02 ≤ 0.02 ≤ 0.02 ≤ 0.02 ≤ 0.02 ≤ 0.02 ≤ 0.02
Dielectric strength (IEC 60664 and 60664A) excitation to switching circuit excitation to auxiliary circuit Insulation resistance Interrupting capacity (o-o-o) Interrupting capacity (UL 1077) Degree of protection (IEC 60529/DIN 40050) Vibration
AC 1,680 V > 100 MΩ (DC 500 V) 100 A 1,000 A AC 120 V 200 A DC 60 V operating area IP 30 terminal area IP 00 3 g (57-500 Hz), ± 0.23 mm (10-57 Hz), to IEC 60068-2-6, test Fc 10 frequency cycles/axis 25 g (11 ms) to IEC 60068-2-27, test Ea 96 hours at 5 % salt mist, to IEC 60068-2-11, test Ka 240 hours at 95 % RH to IEC 60068-2-3, test Ca approx. 10 g
Shock Corrosion Humidity Mass
Approvals
Authority CSA UL Voltage ratings AC 120 V, DC 60 V DC 60 V AC 120 V Current ratings 0.01 ...5 A 0.01 ...8 A 0.01 ...5 A
Issue C
☎
USA (847) 827-7600 - CANADA (905) 764-9510
171
Magnetic Overcurrent Circuit Breaker 808-...
Dimensions
808
20 .787 ø9.3 .366
Internal connection diagram
5 OFF .197
4
5 7
2-3: excitation circuit 6-7: switching circuit 4-5: auxiliary circuit
0 ON
ø4 .157 5 .197
6
2 +
3
30 1.18
5 .197
14 .551
Typical time/current characteristics at +23°C/+73.4°F
0.5 .020 10 .394 15.5 .610 Trip time in milliseconds
10000
15 .591
3
808-H
20 .787 ø9.3 .366
0.6 .024
1000
100
10
2.5 ON .098 7.5 OFF .295
ø4 .157 5 .197
1
5 .197
0.1 1 2 4 6 8 10 20 40 ... times rated current
30 1.18
14 .551
15 .591
0.6 .024
0.5 .020 10 .394 15.5 .610
This is a metric design and millimeter dimensions take precedence ( inch ) All dimensions without tolerances are for reference only. In the interest of improved design, performance and cost effectiveness the right to make changes in these specifications without notice is reserved.Product markings may not be exactly as the ordering codes. Errors and omissions excepted.
mm
172
☎
USA (847) 827-7600 - CANADA (905) 764-9510
Issue C
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