Main
Circuit breaker application : Distribution
Range : Square D
Product name : QOvs RCBO
Product or component type : Residual current breaker with overcurrent protection (RCBO)
Poles description : 1P + Ns
[In] rated current : 20 A at 40 °C
Earthing system : TN
Curve code : C
Earth-leakage sensitivity : 30 mA
Breaking capacity : 6000 A Icn at 230/240 V AC 50/60 Hz
Complementary
Number of protected poles : 1
Device location in system : Outgoer
Network frequency : 50/60 Hz
Network type : AC
Trip unit technology : Thermal-magnetic
[Ue] rated operational voltage : 230/240 V AC 50/60 Hz
Residual current tripping technology : Voltage dependent functional earth
Earth-leakage protection time delay : Instantaneous
Earth-leakage protection class : Type AC
[Icw] rated short-time withstand current : Icw: 250 A during 8/20 µs impulse withstand
[Ics] rated service breaking capacity : 6000 A at 230/240 V AC 50/60 Hz
Electrical insulation class : Class II
Limitation class : 3
[Ui] rated insulation voltage : 400 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage : 4 kV
Suitability for isolation : Yes
Contact position indicator : Yes
Control type : Toggle
Local signalling : ON/OFF indication
Mounting mode : Plug-on
Mounting support : Socket
Comb busbar and distribution block compatibility : NO
Height : 110 mm
Width : 19 mm
Depth : 85 mm
Net weight : 186 g
Colour : Black
Mechanical durability : 20000 cycles
Electrical durability : 5000 cycles
Provision for padlocking : Non padlockable
Connections - terminals
Plug-in connector (top)
Tunnel type terminal (bottom) 1…16 mm² rigid without cable end
Tunnel type terminal (bottom) 1…10 mm² with cable end
Tunnel type terminal (bottom) 1…10 mm² flexible without cable end
Wire stripping length : Power circuit: 15 mm for bottom connection
Tightening torque : Power circuit: 2 N.m bottom
Earth-leakage protection : Integrated
Environment
Standards
IEC 61009-1
TIS 909-2548
IEC 61009-2-2
Product certifications : TISI
IP degree of protection : IP20
Tropicalisation : 2
Relative humidity : 95 % at 55 °C
Ambient air temperature for operation : -15…60 °C
Ambient air temperature for storage : -40…85 °C