冷水遠傳壓力表7和熱水遠傳壓力表，分別檢測自來水端和燃氣鍋爐熱水端的水壓，并把檢測到的信號轉(zhuǎn)變成電信號送到控制器，在控制器內(nèi)通過比較這兩路信號高低，產(chǎn)生一個壓差信號輸出到變頻器，變頻器控制增壓泵的運行速度，使熱水壓力隨時跟蹤自來水壓力，使兩者一直保持平衡。另外，當房間的熱水長時間不用時，管道內(nèi)的水溫必然降低，為此在熱水系統(tǒng)中加裝了一個循環(huán)泵，使熱水一直保持循環(huán)狀態(tài)，這樣無論何時都可以實現(xiàn)恒溫供熱水

TERASAKI ELECTRIC T0-225CB MOLDED CASE 3P 125A 600V-AC 

CUTLER HAMMER FD3020L 3P 20A AMP 600V-AC MOLDED CASE CI

SQUARE D FA-34020 I-LINE MOLDED CASE 3P 20A 480V-AC CIR

WESTINGHOUSE MOLDED CASE 3P 70A AMP 600V-AC CIRCUIT BRE

GENERAL ELECTRIC GE SEDA36AT0100 SPECTRA RMS 3P 100A CI

CUTLER HAMMER HMCP015E0C 3P 15A AMP 600V-AC MOLDED CASE

GE TKMA836Y800 MOLDED CASE SWITCH 3P 800A 600V-AC CIRCU

CUTLER HAMMER HFD3050L 3P 50A AMP 600V-AC MOLDED CASE C

WESTINGHOUSE 1222034 F3025 MOLDED CASE 3P 25A 600V AC C

WESTINGHOUSE F3025 AB DE-ION MOLDED CASE 3P 25A 600V-AC

WESTINGHOUSE 1222034 MOLDED CASE 3P 25A 600V-AC CIRCUIT

SQUARE D FA26060AC HACR MOLDED CASE 2P 60A AMP I-LINE C

WESTINGHOUSE HMCP007C0C 3P 7A AMP 600V-AC MOLDED CASE C

MITSUBISHI NF30-SP 3P 30A AMP 600V-AC CIRCUIT BREAKER D

WESTINGHOUSE FB3050 3P 50A AMP 600V-AC MOLDED CASE CIRC

SQUARE D 999320 3P 20A AMP 600V-AC MOLDED CASE CIRCUIT 

SIEMENS ITE F63F250 TYPE F6 200A AMP TRIP MOLDED CASE C

WESTINGHOUSE MAGNETIC TRIP MOLDED CASE 3P 150A 600V-AC 

SQUARE D 9999 CLM-2 CURRENT LIMITING MODULE 3P 15 & 30A

SQUARE D Q2M3225MT MOLDED CASE 3P 225A AMP 240V-AC CIRC

HEINEMANN CF3-G8-W MOLDED CASE 3P 47A AMP 600V-AC CIRCU

WESTINGHOUSE MCP0322CR 3P 3A AMP 600V-AC CIRCUIT BREAKE

WESTINGHOUSE FB3100 4975D71G44 3P 100A AMP 600V-AC CIRC

ITE ET4060 FRAME F MOLDED CASE 3P 3A 600V-AC CIRCUIT BR

ITE ET-4066 3P 100A AMP 600V-AC MOLDED CASE CIRCUIT BRE

ITE ET225 J FRAME 3P 225A AMP 600V-AC MOLDED CASE CIRCU

ABB UXAB 727131 R103 ES 3P 20A AMP 480V-AC MOLDED CASE 

ITE 3P 3A AMP MOLDED CASE CIRCUIT BREAKER B389733

SQUARE D Q2M3225MT 3P 225A AMP 240V-AC MOLDED CASE CIRC

WESTINGHOUSE MOLDED CASE 3P 30A AMP 600V-AC CIRCUIT BRE

CUTLER HAMMER FDB3015L FDB 14K 3P 15A 600VAC MOLDED CAS

CUTLER HAMMER BWH2200 2P 200A AMP 120-240V-AC TRIP UNIT

GENERAL ELECTRIC GE TED136100 3P 100A AMP 600V-AC CIRCU

WESTINGHOUSE MOLDED CASE 3P 30A AMP 480V-AC CIRCUIT BRE

ABB S3N SACE S3 WITH HANDLE 3P 25A 600V-AC CIRCUIT BREA

CUTLER HAMMER FDB3060 FDB 3P 60A AMP 600V-AC MOLDED CAS

CUTLER HAMMER EHC3030 3P 30A AMP 480V-AC MOLDED CASE CI

GENERAL ELECTRIC C609-R MOLDED CASE SWITCH 1P 20A AMP C

WESTINGHOUSE 1531787 AB DE-ION MOLDED CASE 3P 70A 600V 

SQUARE D FA26060AB MOLDED CASE 2P 60A AMP 600V-AC I-LIN

SQUARE D 3P 400A AMP 600V-AC MOLDED CASE CIRCUIT BREAKE

SQUARE D MHP-36600-Z MOLDED CASE SWITCH 3P 600A 600V-AC

SQUARE D 999320 3P 20A AMP 600V-AC MOLDED CASE CIRCUIT 

ITE EF3-B015 3P 15A AMP 600V-AC MOLDED CASE CIRCUIT BRE

CUTLER HAMMER FDB3015L 3P 15A AMP 600V-AC MOLDED CASE C

SQUARE D KAL36250I042 SR-526 MOLDED CASE 3P 250A 600V-A

SQUARE D FAL3601513M TRIP CIRCUIT BREAKER MOLDED CASE 1

WESTINGHOUSE FB3100NL SWITCH MOLDED CASE 3P 100A 600V-A

WESTINGHOUSE POLE MOLDED CASE 3P 50A AMP 600V-AC CIRCUI

WESTINGHOUSE ED3030 MOLDED CASE 3P 30A AMP 240V-AC CIRC

ITE EH3B030 3P 30A AMP 480V-AC MOLDED CASE CIRCUIT BREA

WESTINGHOUSE FB3015S 3P 15A AMP 600V-AC MOLDED CASE CIR

WESTINGHOUSE FDB3100 3P 100A AMP 600V-AC MOLDED CASE CI

WESTINGHOUSE BR330 TYPE 3P 30A AMP 240V-AC MOLDED CASE 

WESTINGHOUSE HFB3050L MOLDED CASE 3P 50A AMP 600V-AC CI

GOULD E63B020 ITE 3P 20A AMP 600V-AC MOLDED CASE CIRCUI

CUTLER HAMMER HMCP003A0C 3P 3A AMP 600V-AC MOLDED CASE 

WESTINGHOUSE FB3100L 3P 100A AMP 600V-AC CIRCUIT BREAKE

WESTINGHOUSE HFB3100 MARK75 3P 100A AMP 600V-AC MOLDED 

CUTLER HAMMER FDB3015L 3P 15A AMP 600V-AC MOLDED CASE C

WESTINGHOUSE HFB3100 MARK75 3P 100A AMP 600V-AC MOLDED 

CUTLER HAMMER FDB3015L 3P 15A AMP 600V-AC MOLDED CASE C

WESTINGHOUSE MOLDED CASE 3P 20A AMP 600V-AC CIRCUIT BRE

ABB S272 K2A 2P 2A AMP 480V-AC MOLDED CASE CIRCUIT BREA

ITE E63B100 3P 100A AMP 600V-AC MOLDED CASE CIRCUIT BRE

HEINEMANN GB3-G3-DU HH83XA301 3P 26A 480V-AC MOLDED CAS

WESTINGHOUSE FB3015L 4992D46G34 3P 15A AMP 600V-AC CIRC

ITE EF3-B020 MOLDED CASE 3P 20A AMP 600V-AC CIRCUIT BRE

SQUARE D FAL3601513M MAG-GARD 3P POLE 15A AMP 600V-AC C

SQUARE D FAP3603015M MAG-GARD INSTANTANEOUS TRIP 3P 30A

SQUARE D FA-34020-B I-LINE MOLDED CASE 3P 20A 600V-AC C

SQUARE D HJA36150 POWERPACT HJ 150 I-LINE 3P 150A AMP C

SQUARE D FAL36040 FAL 3P 40A AMP 600V-AC 125/250V-DC CI

WESTINGHOUSE FDB3015L FDB-14K 3P 15A 600V-AC MOLDED CAS

WESTINGHOUSE HFB3030L MARK75 3P 30A 600V-AC MOLDED CASE

SQUARE D FA26020BC FA MOLDED CASE 2P 20A 600V-AC I-LINE

BRYANT BR330 TYPE BR HACR 3P 30A AMP 240V-AC MOLDED CAS

SQUARE D FAL34015 MOLDED CASE 3P 15A AMP 480V-AC CIRCUI

SQUARE D FAL36000-MV MOLDED CASE 3P 100A 600V-AC CIRCUI

WEIDMULLER 910180 65V-DC 1P 5A AMP 250V-AC MOLDED CASE 

WESTINGHOUSE HMCP025D0C 3P 25A CIRCUIT BREAKER W/ AUXIL

WESTINGHOUSE FB3125L MOLDED CASE SWITCH 3P 125A 600V-AC

SQUARE D FAL36015 3P 15A 240/480/60V-AC MOLDED CASE CIR

WESTINGHOUSE HFB3100L MARK75 3P 100A 600V-AC MOLDED CAS

ITE JL3A225 3P 225A AMP 600V-AC MOLDED CASE CIRCUIT BRE

WESTINGHOUSE HFB3020L 3P 20A AMP 600V-AC MOLDED CASE CI

WESTINGHOUSE FB3030L MOLDED CASE 3P 30A AMP 600V-AC CIR

ITE EF2-B015 MOLDED CASE 2P 15A 600V-AC CIRCUIT BREAKER

WESTINGHOUSE FB3125L 3P 125A AMP 600V-AC MOLDED CASE CI

CUTLER HAMMER HMCP007C0C SER C MOLDED CASE CIRCUIT BREA

STOPCIRCUIT GMB 15U 2P 15A AMP 240V-AC MOLDED CASE CIRC

HEINEMANN GB3-G3 HH83XA-304 3P 15A 600V-AC MOLDED CASE 

WESTINGHOUSE EHB2030 2P 30A AMP 480V-AC MOLDED CASE CIR

SIEMENS ED63A003 3P 3A AMP 600V-AC MOLDED CASE CIRCUIT 

ALLEN BRADLEY 140U-I6C3-C20M 3P 20A 600V-AC MOLDED CASE

STOPCIRCUIT GMT 8U LR88297 3P 8A AMP 600V-AC MOLDED CAS

WESTINGHOUSE FB3100? MOLDED CASE 3P 100A 600V-AC CIRCUI

CUTLER HAMMER HMCP003A0C 3P 3A AMP 600V-AC MOLDED CASE 

WESTINGHOUSE EB3100 3P 100A AMP 240V-AC MOLDED CASE CIR

SQUARE D FAL36015 13M 3P 15A AMP 600V-AC MOLDED CASE CI

GOULD E63B020 ITE 3P 20A AMP 600V-AC MOLDED CASE CIRCUI

WESTINGHOUSE BAB3060H MOLDED CASE 3P 60A AMP 240V-AC CI

WESTINGHOUSE F3050 AB DE-ION MOLDED CASE 50A AMP 600V-A

。