Kraus & Naimer CA20 A202 On-Off Cam Switch, 3-Pole, 25 A, 48 x 48 mm Front Plate

Kraus & Naimer CA20 A202 On-Off Cam Switch, 3-Pole, 25 A, 48 x 48 mm Front Plate

Kraus & Naimer CA20 A202 is a 3-pole on-off (0-1) cam switch rated 25 A. The CA20 type switch has a 48 x 48 mm front plate; Ith 25 A, Ui 690 V; three-phase motor rating at 380–440 V is 7.5 kW (AC-3) and 11 kW (AC-23A); rated short-time withstand current Icw is 280 A (1 s); terminals accept conductors up to 4 mm². Function: 3 poles, 2 positions (0-1), 60° switching angle, 2 stages. It is an on-off switch used to open and close a circuit or load; all poles are opened and closed together by a single handle.

Size TypeS0
Number of Poles3P
SeriesCA20
Function CodeA202
Switch FunctionAç-Kapa (0-1)
Switch Positions0-1
Number of Positions2
Switching Angle60° °
Number of Levels2
Front Plate CodeF070
Front Plate Size (A x B)48 x 48 mm
Rated Current25 A
Conventional Free Air Thermal Current (Ith)25 A
Ambient temperature for rated current55 °C (24 hours, tepe 60 °C)
Conventional Enclosed Thermal Current (Ithe)25 A
Rated Insulation Voltage (Ui)690 V (AC 50/60 Hz and DC)
Rated Impulse Withstand Voltage (Uimp)6 kV
Overvoltage categoryIII
Pollution Degree3
Rated Operational Current AC-15 (Ie)220–240 V: 8 A; 380–440 V: 5 A
Rated Operational Current AC-20A (Ie)690 V: 25 A
Rated Operational Current AC-21A (Ie)20–690 V: 25 A
Rated Operational Current AC-22A (Ie)220–500 V: 25 A; 660–690 V: 25 A
Rated Operational Power AC-2 (Pe)3-phase: 220–240 V 5.5 kW; 380–440 V 11 kW; 500 V 15 kW; 660–690 V 13 kW
Rated Operational Power AC-3 (Pe)3-phase: 220–240 V 4 kW; 380–440 V 7.5 kW; 500 V 7.5 kW; 660–690 V 7.5 kW. 1-phase: 110–120 V 1.5 kW; 220–240 V 3 kW; 380–440 V 3.7 kW
Rated Operational Power AC-4 (Pe)3-phase: 220–240 V 1.5 kW; 380–440 V 3 kW; 500 V 3 kW; 660–690 V 3 kW. 1-phase: 110–120 V 0.45 kW; 220–240 V 1.1 kW; 380–440 V 2.2 kW
Rated Operational Power AC-23A (Pe)3-phase: 220–240 V 5.5 kW; 380–440 V 11 kW; 500 V 11 kW; 660–690 V 11 kW. 1-phase: 110–120 V 1.5 kW; 220–240 V 3 kW; 380–440 V 5.5 kW
Maximum Fuse CurrentgG 35 A
Rated Short-Time Withstand Current (Icw)280 A (1 s)
Breaking Capacity220–240 V: 200 A; 380–440 V: 200 A; 660–690 V: 125 A
Power Loss per Pole0.9 W
Solid Conductor Cable Cross-Section0.75–4 mm2
Stranded Conductor Cable Cross-Section2x4 mm2
Flexible Conductor Cross-Section1.5–4 mm2
Conductor Cross-Section with Ferrule1–2.5 mm2
Cable section (AWG/MCM)AWG 12 (flexible); AWG 10 (solid or stranded)
Conductor MaterialCopper only (individual strands may be tinned or silver-plated; conductor ends must not be soldered)
Tightening Torque1 Nm (9 lb-in)
Recommended Screw DriverPozidriv/Phillips PH1; slotted 0.8 x 5.5 mm (DIN 5264)
Contact TypeRigid bridging link

Shipping & assurance

Products in our store stock are handed over to the carrier on the same day, while products requiring procurement are generally handed over within 1–2 business days.

In rare cases, all or part of an order may be unavailable due to stock or procurement updates. In this case, the customer is informed and the relevant product is cancelled and refunded. A product being open for sale does not guarantee that it is in physical store stock.

Carrier hand-over cut-off

  • Weekdays
  • Saturday

Delivery and returns