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The Arlec Power Block incorporates a Safety Switch 

(Residual Current Device) and internal overload 

device that provide protection against electrocution 

and over current faults.
The Power block has 4 outlets, each one switched 

individually with a double pole switch. The case 

is made from high impact resilient plastic, which 

includes a wrap around cord storage facility on the 

base and a carry handle on top. 

Safety Switch – Principle of operation

The safety switch is an electronic sensing device 

that constantly monitors the balance of current flow 

between active and neutral within the plugged in 

appliance. Should your body contact a live part of 

the appliance, an imbalance is sensed by the safety 

switch and the supply is automatically switched off.

Important!

Use of a safety switch does not eliminate the need 

for basic electrical safety precautions.

How to test the safety switch

Before use, the safety switch must be checked to 

ensure it is operating correctly. This procedure 

should be performed on a regular basis.
1.   Plug your Power Block into a fixed 240 volt outlet 

and switch on.

2.   Lift the clear plastic cover on the side of the case 

to access the safety switch.

3.   Place the Safety Switch in the ON position by 

lifting the switch lever upward so that ˝I ON˝ is 

visible on the base of the lever.

4.   Press the ˝T˝ button test button. This will immediately  

cause the device to trip, disconnecting supply 

and moving the switch lever to ˝0 OFF˝ position. 

This confirms that the safety switch is operational. 

If the device does not trip as explained above, 

check the safety switch in the switchboard (if 

one is fitted), this may have tripped prior to the 

safety switch in the Power Block operating. If so, 

reset and test again. If considered faulty, the unit 

should be returned to the place of purchase for 

replacement. 

5.   After tripping reset the safety switch to the ON 

position by lifting the switch lever upward so 

that the ˝I ON˝ is visible on the base of the lever. 

If power is not restored when the safety switch 

has been reset, check the safety switch in the 

switchboard, this may have also tripped and 

require resetting.

 4  OUTLET 

 POWER  BLOCK

  WITH  SAFETY  SWITCH

PB94

User Guide

IMPORTANT !  Please read these instructions carefully.

CPIN612/4 

PB94 Instruction_CPIN612_3.indd   1

29/11/11   4:31 PM

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