Construction and Feature
- Provides protection against earth fault/leakage current, short-circuit, overload, and function of isolation
- Contact position indication
- Provides protection against indirect contact by human body
- Provides complementary protection against direct contact by human body
- Effectively protects electric equipment against insulating failure
- Equipped with switched neutral and phase pole
- Provides protection against over-voltage
- Provides comprehensive protection to household and commercial distribution systems
- S2 Shunt Tripper
- U2+O2 Over-voltage and under-voltage tripper
Technical Data
Standard | IEC61009-1/EN61009-1 | |||||||
Type | Electronic type | |||||||
Residual current characteristics | AC | |||||||
Pole No | 1P+N | |||||||
Tripping curve | B, C, D | |||||||
Rated short-circuit capacity | 4.5kA | |||||||
Rated current (A) | 6A, 10A, 16A, 20A, 25A, 32A | |||||||
Rated voltage | 240V AC | |||||||
Rated frequency | 50/60Hz | |||||||
Rated residual operating current(mA) | 0.03, 0.1, 0.3 | |||||||
Tripping duration | instantaneous≤0.1s | |||||||
Electro-mechanical endurance | 4000 cycles | |||||||
Connection terminal | pillar terminal with clamp | |||||||
Terminal Connection Height | H1=16mm H2=21mm | |||||||
Over-voltage tripping | 280V±5% | |||||||
Connection capacity | Flexible conductor 10mm² | |||||||
Rigid conductor 16mm² | ||||||||
Installation | On symmetrical DIN rail 35.5mm | |||||||
Panel mounting |
Overload Current Protection Characteristics
Test procedure | Type | Test Current | Initial State | Tripping or Non-tripping Time Limit | Expected Result | Remark | ||
a | B,C,D | 1.13In | cold | t≤1h | no tripping | |||
b | B,C,D | 1.45In | after test a | t<1h | tripping | Current in the 5s in th increase of stability | ||
c | B,C,D | 2.55In | cold | 1s<t<60s(In≤32A) 1s<t<120s(32<In≤63A) | tripping | |||
d | B | 3In | cold | t≤0.1s | no tripping | Turn on the auxiliary switch to close the current | ||
C | 5In | |||||||
D | 10In | |||||||
e | B | 5In | cold | t<0.1s | tripping | Turn on the auxiliary switch to close the current | ||
C | 10In | |||||||
D | 20In | |||||||
The terminology “cold state” refes to that no load is carried before testing at the reference setting temperature. |
Residual Current Action Breaking Time
Type | In/A | I△n/A | Residual Current (I△) Is Corresponding To The Following Breaking Time (S) | |||||
I△n | 2 I△n | 5 I△n | 5A, 10A, 20A, 50A, 100A, 200A, 500A | I△t | ||||
General type | Any value | Any value | 0.3 | 0.15 | 0.04 | 0.04 | 0.04 | Max Break-time |
A Type Of Trip Current Range
Lagangle(A) | A Tripping Current(A) | |||||||
Lower Limit | Upper Limit | |||||||
0° | 0.35 I△n | 0.14 I△n | ||||||
90° | 0.25 I△n | |||||||
135° | 0.11 I△n |