This three phase socket tester from Martindale Electric is ideal for checking incorrect or faulty wiring in IEC 60309 five pin outlets. Quick and convenient, the test will automatically initiate once the tester is plugged in and will immediately check for PE presence, phase sequence and phase presence.Features and Benefits Provides six wiring condition checks for user convenience Bright LED Indication for easy read-outs Available in 16A, 32A and 63A variants to suit all testing requirementsTypical Applications Industrial maintenance Food and beverageStandards BS EN 61010-1 BS EN 61236-1