通过选择需要测量的参数，只要一个带多个 CT、VT 通道的 UR就可以满足以上要求。提供一个机械装置来一个或一组 AC 交流参数用做保护 / 控制比较器或其它的测量元件的输入。测量参数的选择一部分是由测量元件的设计来决定或是一部分由保护 / 控制比较器来决定参数的类型（基频相量，谐波相量，对称元件，全波有效值，相间或相电压等等）。

HARTING / NORDSON 1435893 / 0119 AXXW CABLE WITH CONNE

R-70632 18AWG 3,500 FT’ BLUE WIRE, NIB

ALLEN BRADLEY 1746-1O12 SLC COMBINATION I/O MODULE, NIB

STEARNS 105671105 QF, BRAKE, 3 LB-FT, 208-230/460 VAC,

LAMBDA SWITCHING POWER SUPPLY JWS 150-24/A NIB

HONEYWELL UDC1000 TEMPERATURE CONTROLLER, NIB

GE AQU1182RCX AXT1 A-SERIES II PANELBOARD INTERIOR, 225

NORGREN T64E-6AB-P1N / F64G-NNN-001 / F64H-NNN-000 VALV

NOOK INDUSTRIES D3188-01-00 ACTIONJAC WORM GEAR SCREW J

BALDOR LRAC08002, 48 WATT, 3 PH, 80A, REACTOR,

RADIUS RX-100 ELECTRO PNEUMATIC POSITION AND AD-030 PNE

ALLEN BRADLEY, 27002-462, STATION CONTROLLER, NIB

ENERPAC STRD-51 1250LB SWING CYLINDER, NIB

SAMSOMATIC TOOL POS. CONTROLLER 3923-0700-3574 ST10RH

SCHRADER BELLOWS 120/110V CONTROL PNEUMATIC VALVE L6759

TELEMECANIQUE SAFETY CONTROLLER INTERLOCK SWITCH XCS-E7

INTROL DESIGN INC DC DRIVE 282-1M

BUSSMANN FWP-250A SEMICONDUCTOR FUSE, NIB

 

STEARNS 1-055-521-00 DQF SPRING-SET DISC BRAKE, 6 LB-FT

KAMOSEIKO KAMO 1/20G BALL REDUCER GEAR REDUCER BR65UH-2

SQUARE D AC WELD CONTROL MODULE 52045-069-03G W/ EQ5300