S.no | Rating | Newtech MCB's Power Loss (Watts) | Maximum Permissible power Loss (Watts) as per IS : 8828/IEC 60898 |
1 | 6 | 1.2 | 3.0 |
2 | 7.5 | 1.7 | 3.0 |
3 | 10 | 2 | 3.0 |
4 | 16 | 2.5 | 3.5 |
5 | 20 | 3 | 4.5 |
6 | 25 | 3.5 | 4.5 |
7 | 32 | 4.5 | 6.0 |
8 | 40 | 5.5 | 7.5 |
9 | 63 | 7.5 | 13 |
Rating | B & C Type MCB's | |||
6-32 A | 40-63 A | |||
As Per ISI | Newtech | As Per ISI | Newtech | |
1.13 In | Should not trip in 1 hour | Does not trip in 1 hour | Should not trip in 1 hour | Does not trip in 1 hour |
1.45 In | Should trip in 1 hour | Trips in 30 Min. | Should trip in 1 hour | Trips in 30 Min. |
1.9 In | Should trip in 1 hour | Trips in 30 Min. | 3.0 | Trips in 30 Min. |
2.55 In | Trips in 60 Sec. | Trips in 20 Sec. | Trips in 120 Sec. | Trips in 30 Sec. |
3 In | "B" Curve should not trips in 0.1 Sec. | "B" Curve does not trips in 0.1 Sec. | "B" Curve should not trips in 0.1 Sec. | "B" Curve does not trips in 0.1 Sec. |
5 In | "B" Curve should trips in 0.1 Sec. "C" Curve should trips in 0.1 Sec. |
"B" Curve trips in 0.04 Sec. "C" Curve does not trips in 0.1 Sec. |
"B" Curve trips in 0.1 Sec. "C" Curve should trips in 0.1 Sec. |
"B" Curve trips in 0.04 Sec. "C" Curve does not trips in 0.1 Sec. |
10 In | "C" Curve should trips in 0.1 Sec. | "C" Curve trips in 0.04 Sec. | "C" Curve should trips in 0.1 Sec. | "C" Curve trips in 0.04 Sec. |
Standard Conformity | IS : 8828 : 96 | |
Types/Series | B | C |
Rated Current (In) | 6-63 A | 6-63 A |
Rated Voltage (AC) (Ue) | 240 / 415 V | 240 / 415 V |
Rated Frequency (F) | 50 Hz | 50 Hz |
Nos. of Poles | *SP, *SPN, * | DP, *TP, *TPN |
Rate Short Circuit Breaking Capacity A | 10000 A | 1O000 A |
Magnetic Release Selling | (3-5) in | (5-10)in |
Rated Insulation Voltage (Ui) V | 500 V | 500 V |
Electrical / Mechanical Endurance | - | - |
(No, of operations) | - | - |
1 ess than 32 A | 20,000 | 20,000 |
More than 32 A | 10,000 | 10,000 |
Terminal Capacity (max) Sq. mm | 25 | 25 |
Vibration g | 5 | 5 |
Shock | 40 mm free fall | 40 mm free fall |
Protection Class | IP 20 | IP 20 |
Installation Position | Optional | Optional |
Mounting | Snap Fixing on 35 DIN Rail | |
Housing | Moulded Flame Retardent Thermoplastic Material | |
Current Ratings | 6,8,10,13, 16,20,25,32,40,50,63 |
S.no | Appliances | Capacity/Approx. Wattage at 240 V Single Phase | Current Rating of MCB (Amps.) | Type of MCB |
1. | Air Conditioners | i) 0.5Ton-775 W | 5 | C |
ii) 0.75Ton-upto 1200 W | 7.5 | C | ||
iii) 1 Ton-upto 1.5 kW | 10 | C | ||
iv) 1.5 Ton-upto 2.5 kW | 16 | C | ||
v) 2 Ton-split unit upto 3.5 kW | 20 | C | ||
2. | Refrigerator | i) 165 Ltrs. | 1.5 | C |
ii) 285 Ltrs. | 2 | C | ||
iii) 400 Ltrs. | 3 | C | ||
iv) 581 Ltrs. | 5 | C | ||
3. | Washing Machine | i) 300 Watts | 2 | C |
ii) 1300 Watts (with heater) | 7.5 | C | ||
iii) 1800 Watts (with heater) | 10 | C | ||
iv) 2200 Watts (with heater) | 16 | C | ||
4. | Domestic Pump Set | i) 0.5 H.P. | 6 | C |
ii) 1 H.P. | 10 | C | ||
ii) 2 H.P. | 16 | C | ||
5. | Water Heater (Storage or Instaneous Geyser) | i) 1 KW | 6 | C |
ii) 2 KW | 10 | B | ||
iii) 3 KW | 16 | B | ||
iii) 6 KW | 32 | B | ||
6. | Cooking Range | 4500 Watts | 25 | B |
7. | Oven Cum Griller | 1750 Watts | 10 | B |
8. | Oven Only | 750 Watts | 6 | B |
9. | Microwave Oven | 1000 Watts | 6 | B |
10. | Electric Kettle | 1500 Watts | 10 | B |
11. | Room Heater | i) 1000 Watts | 6 | B |
ii) 2000 Watts | 10 | B | ||
12. | Iron | i) 750 Watts | 5 | B |
ii)1250 Watts | 7.5 | B |