Cam switches CR Series - BREMAS

1 Cam switchesCR SeriesBrEr_Catalist_ENG@013-054# 24/09/13 Pagina 1314 GENERAL CATALOGUECR Series The CR Series includes cam switches rated from 12 to 40A (referred to category AC-21A) andwith insulation voltage of to the highest market standards, the CR Series offers IP 20 terminals protection degreeand IP66 handle protection with different mounting systems: rear mount with screws, base mount with screws oron DIN rail and rear mount 22mm ( ) hole with locking for every application are available: ON-OFF switches , line switches , cam switches formotor control, ammeter and voltmeter switches , multi step switches and other special diagramscan be made on Class V2 self-extinguishingthermoplastic housing Assembled with metal shaftand threaded stud bolts toensure maximum operatingreliabilityCaptive plus-minus terminal screwsPositive openingand double breakcontacts,silver alloy madeBrEr_Catalist_ENG@013-054# 24/09/13 Pagina 1415 cam switchesGENERAL CATALOGUEB asemountingAll base mounting items(BL6 - BK6 - HL6 - HK6 handles)include a 175 mm ( ) connectioncapabilityAn additional benefit for this new release of the CR Series is the improved connection capability of the terminals, that allows to use wires with largercross-sections and easies the use of cross-section is now.

2 - CR012-020: 4 mm2solid and flex wire (AWG 12)- CR025-040: 10 mm2solid and flex wire (AWG 8)Main featuresThe CR Series includes different amperagesizes: 12A, 16A, 20A, 25A, 32A and 40A-Rated insulation voltage 690V-IP20terminals protection degree -IP66handle protection degree Customized solutionsMore than 10,000 diagrams are available uponrequestto tailor every customer s need (see page 81)BrEr_Catalist_ENG@013-054# 24/09/13 Pagina 1516 GENERAL CATALOGUECR Series TechnicaldataIEC 947-3EN 60947-3 MechanicalcharacteristicsTechnicaldata ULRated insulation voltage Ui VRated operating voltage Ue VRated impulse withstand voltage Uimp kVRated thermal current for open switch

3 Ith ARated operation frequency HzPower dissipation for each pole WRated operating current AC-21A Switching resistive loads, including moderate overloads Ie AAC-22A Switching of mixed resistive and inductive loads, including moderate overloads Ie AAC-20A Connecting and disconnecting under no load conditions Rated operating power AC-23A Switching of motor loads or other highly inductive loads 3 phase - 3 pole 230V kW(A)

4 400V kW(A) 500V kW(A) 690V kW(A)AC- 23A Switching of motor loads or other highly inductive loads 1 phase - 2 pole 110V kW(A) 230V kW(A)AC-3 Squirrel cage motors.

5 Starting, switching off motors during running 3 phase - 3 pole 230V kW(A) 400V kW(A) 500V kW(A) 690V kW(A)AC-3 Squirrel cage motors: starting, switching off motors during running 1 phase - 2 pole 110V kW(A) 230V kW(A) 400V kW(A)AC-4 Squirrel cage motors.

6 Starting, plugging, inching 230V kW(A) 400V kW(A)AC-15 Control of electromagnetic loads 230V A 400V ARated breaking capability in category in AC-23A (cos =0,45) 230V A 400V AShort circuit protection Rated short time withstand current Icw ARated short-circuit make capacity

7 Icm ARated conditional short-circuit current kAWith fuses class gG 500V A Rated insulation voltage UL VRated operating voltage UL VGeneral use current UL ARated operating power 1 phase - 2 pole 120V Hp

8 240V Hp3 phase - 3 pole 200V Hp 240V Hp 480V Hp 600V Hp Mechanical life Cycles x 10 Cicles/hourConnections according to IEC 9471-1 and EN 50947-1

9 Connecting capability with flexible wires Min-Max mm Min-Max AWGwith solid wires Min-Max mm Connection terminal screw dimensions Ty p eScrew tightening torque NmProtection degree IEC 529 EN 60529 Terminals