EN Grade 2 2016-06-14T14:37:31+00:00

EN Grade 2 Switch Mode Power Supplies

The CQR range of switched-mode power supplies ( SMPS) incorporate the latest highly efficient technology.

EN 50131 Compliant Grade 2 Type A Environmental Class 2

  • A range of quality Grade 2 type A Switch Mode Power Supplies
  • Delivering 12volts DC at 1,2 ,3 & 5 Amper 
  • Available in small and medium casing sizes
  • EPS Fault – Relay output
  • APS Fault – Relay output
  • Will accept 7-8 AH rechargeable batteries and has a battery protection circuit to protect against reverse polarity and monitoring of battery voltage.

Switch Mode power Supply

Small switch mode power supply   Medium switch mode power supply   Large switch mode power supply

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EN Grade 2 Switch Mode Power Supplies

  • 12 Volt and 24 Volt available
  • Reduces Power Consumption
  • Resettable Fuses
  • Saves Money
  • Full Current to Load
  • 3 Box Sizes available – see below
  • Reverse Battery Protection
  • Over Voltage Protection
  • Over Current Protection
  • Battery Low Voltage Monitoring
  • EPS Fault Relay and LED
  • APS Fault Relay and LED


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EN Grade 2 Product Codes

PSS12V1A/G2/A 12 volt 1 amp box A
PSS12V1A/G2/B 12 volt 1 amp box B
PSS12V1A/G2/C 12 volt 1 amp box C
PSS12V2A/G2/A 12 volt 2 amp box A
PSS12V2A/G2/B 12 volt 2 amp box B
PSS12V2A/G2/C 12 volt 2 amp box C

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Datasheets and Installation Manuals

Power Supplies Quick Guide single indicator
PSS12V1A/G2/box size Datasheet www.cqr.co.uk_images_logos_buttons_Fire_click here
PSS12V2A/G2/box size Datasheet www.cqr.co.uk_images_logos_buttons_Fire_click here
Installation Manuals twisted pairs

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Box Type Box A Box B Box C
Size 230 x 170 x 100mm 260 x 320 x 100mm 400 x 425 x 100mm
Weight 2.0 kg 3.5 kg 4.5 kg
Max No. of Batteries (12V 7AH) 1 2 3