Home / Products / Low Voltage Circuit Breaker / Residual Current Circuit Breaker (RCCB) / QSL7 rccb residual current circuit breaker
description
Electrical Features
| Mode | Electromagnetic |
| Type | AC,A,G,S |
| Rated current In | 16,25,32,40,63A |
| Poles | 2P(1P+N),4P(3P+N) |
| Rated voltage Ue | 2P 240V~ |
| 4P 415V~ | |
| Insulation voltage Ui | 500V |
| Rated frequency | 50/60Hz |
| Rated residual operation current(I△n) | 10,30,100,300mA |
| Rated residual making and breaking capacity (I△m) | 500(In=16-40A) 630(In=63A) |
| Short-circuit current Inc= I△c | EKL1-63 6,000A |
| EKL1-63H 10,000A | |
| SCPD fuse | EKL1-63 |
EKL1-63H | |
| Break time under I△n | ≤0.1S |
| Rated impulse withstand voltage(1.5/50) Uimp | 4000V |
| Dielectric test voltage at ind.Freq. for 1min | 2.5kV |
| Electrical life | 2,000 Cycles |
| Mechanical life | 4,000 Cycles |
Installation
| Contact position indicator | Yes |
| Protection degree | IP20 |
| Ambient temperature(with daily average≤35℃) | -5℃~+40℃ |
| Storage temperature | -25℃~+70℃ |
| Terminal connection type | Cable/Pin-type busbar/U-type busbar |
| Terminal size top/bottom for cable | 25mm2 18-3AWG |
| Terminal size top/bottom for busbar | 25mm2 18-3AWG |
| Tightening torque | 2.5Nm 22In-lbs |
| Mounting | On DIN rail EN60715(35mm) by means of fast clip device |
| Connection | Power supply in both directions |
Tripping Current Range
| Type | Tripping current I△/A | ||
| AC | 0.5I△n<I△<I△n | ||
| A | Lagging Angle | I△n>0.01A | I△n≤0.01A |
| 0° | 0.35I△n≤I△≤1.4I△n | 0.35I△n≤I△≤2I△n | |
| 90° | 0.25I△n≤I△≤1.4I△n | 0.25I△n≤I△≤2I△n | |
| 135° | 0.11I△n≤I△≤1.4I△n | 0.11I△n≤I△≤2I△n | |
| Alternative Current Sensitive | Pulsating direct current sensitive | Surge current proof |
 |  | |
| They react to AC current which, whether suddenly applied or slowly arising. | They react to AC and pulsating DC fault current which reach 0 or almost 0 within one time period of the mains frequency. | RCCB's surge capacity. Not tripping at standardized 8/20 υs surge-current waves acc.to VDE 0432 Part 2 with surge current values of up to 250A. |
Circuit Diagram
Overall and Installation Dimension(mm)
