Finned Sheathed Hairpin Heater Element

ELECTRICAL SPECIFICATION:

• WORKING VOLTAGE: 230Vac

• MUST COMPLY WITH BS7671 & LVD73/23/EEC

• FLASH TEST WITHSTAND 1500V FOR 2 SECONDS.

• INSULATION RESISTANCE > 1G OHM

• LEAKAGE CURRENT (AT 230 Vac) < 0.1mA

• ELEMENT POWER TOLERANCE: ± 7.5%

PERFORMANCE SPECIFICATION:

• SURFACE TEMPERATURE MUST NOT EXCEED 400°C IN 0.75M/S AIRFLOW.

• SHELF LIFE (AT NOMINAL AMBIENT TEMP & RH) > 3 MONTHS

• MAXIMUM EXPANSION IN DIRECTION OF PEG AT WORKING TEMP. = 13mm

CONSTRUCTION SPECIFICATION:

• ALL TOLERANCES ±1% UNLESS STATED OTHERWISE.

• SHEATH MATERIAL: NOMINAL 8MM DIA STAINLESS STEEL (GRADE 304)

• PEG MATERIAL: NOMINAL 6.35MM DIA STAINLESS STEEL TUBE

• FINISH: STAINLESS STEEL FIN.

• ELEMENT MATERIAL: KANTHAL D OR EQUIVALENT

• INSULATION: MAGNESIUM OXIDE POWDER.

• TERMINATIONS: 4BA THREADED PIN WITH CUP WASHERS, ANTI-VIBRATION

• WASHERS AND LOCK NUTS.

• FIXINGS: 1/4″ BSP THREADED FERRULES