CHINT'S Low Voltage Brief Catalogue

018 Low Voltage Brief Catalogue P - Low Voltage Brief Catalogue P-010

RCBO

RCBO

NB1L Residual Current Operated Circuit Breaker with Over-current Protection (Magnetic)

1. General

▪ Protection against risk of fire ▪ Protection against risk of electric shock

▪ Protection against overload ▪ Protection against short circuit ▪ Contact position indicator

2. Technical features

NB1L

IEC/EN 61009-1

Standard Type (wave form of the earth leakage sensed) Thermo-magnetic release characteristic

AC, A

B, C

1, 2, 3, 4, 6, 8, 10, 13, 16, 20, 25, 32, 40, 50, 63 1~25/6~40 1P+N, 2P, 3P, 3P+N, 4P

MCB+add-on RCCB block Combined MCB+add-on RCCB block Combined

Rated current In

A

Poles

1P+N, 2P

Rated voltage Ue Rated sensitivity I △ n Rated short-circuit capacity lcn Break time under I △ n Electrical life Mechanical life

230/400~240/415

A V A s

6,000/10,000 ≤0.1 0.03, 0.1, 0.3

2,000 2,000

On DIN rail EN 60715 (35mm) by means of fast clip device From top and bottom (for combined type) From top (MCB+add-on RCCB block)

Mounting

Connection

3. Curve

B, C curve

t(s) 10000 5000 1h 2000 1000

B

500 200 100

50 20 10

C

5 2 1

0.5 0.2 0.1

0.05 0.02 0.01

0.005 0.002 0.001

0.5 1

2 34 5 7 10 20 30 5070100 200 I/In

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