EMERGENCY SHUT DOWN (ESD) DOWN SYSTEM IS PART OF EXPRO WELL TEST PRODUCT LINE AND IS DESIGNED TO CLOSE IN THE WELL IN AN EMERGENCY. THERE IS A MANUAL TRIGGER ON THE ESD OR CAN BE AUTOMATICALLY RELEASED BY SENSORS INSTALLED ON THE WELL TEST PACKAGE. HE PANEL MAINTAINS PRESSURE ON A HIGH PRESSURE HYDRAULIC AND LOW PRESSURE PNEUMATIC CIRCUIT. THE PNEUMATIC CIRCUIT IS CONNECTED TO THE MANUAL ESD BUTTONS AND HI/LO PILOT SENSORS ON THE WELL TEST EQUIPMENT. WHEN THE ESD BUTTON IS ACTUATED, OR WHEN A CHANGE IN THE SYSTEM PRESSURE ACTIVATES A PRESSURE PILOT, THE AIR PRESSURE IN THE PNEUMATIC LOOP IS DUMPED.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 9032 AUTOMATIC REGULATING OR CONTROLLING INSTRUMENTS AND APPARATUS GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 903281 HYDRAULIC OR PNEUMATIC TARIC CODE 9032810090 OTHER THAN FOR USE IN CIVIL AIRCRAFT ALSO CLASSIFIED IN ACCORDANCE WITH:- HSEN HEADING 9032 NOTE (II) (2)