BS EN60238 figure 4 E14 E27 E40 lampholders Normal Operation Test Apparatus

1.Introduction

The Normal Operation test Apparatus is designed according to BS EN60238 clause 18 and figure 4, and IEC60238-2011 clause 18, it’s used to test the lamp holder when normal use shall cause no excessive wear or other harmful effect.

1) The lamp holder’s insulation and protection against accidental contact shall not be serious affected. Lings, barriers and the like shall have adequate mechanical strength and shall be reliably fixed. 

2) Temperature rise and vibration to be expected in normal use shall not cause loosening of electrical connections.

2.Parameters

● E14, E27, E40 lamp holder (optional)

● E14, E27, E40 Test cap (optional), size according to Fig.5 of IEC60238-2011.

● Torque range: 0.1-3Nm (optional)