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(dāng)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

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

WESTINGHOUSE 1531787 MOLDED CASE SWITCH 3P 70A 600V-AC 

WESTINGHOUSE FB3020 MOLDED CASE 3P 20A AMP 600V-AC CIRC

ALLEN BRADLEY X-220021 SIZE 0 3P 3A 550V-AC MOLDED CASE

WESTINGHOUSE MOLDED CASE 3P 15A AMP 600V-AC CIRCUIT BRE

WESTINGHOUSE FB2015 2P 15A AMP 600V-AC MOLDED CASE CIRC

ITE EF3-A003 3P 3A AMP 600V-AC MOLDED CASE CIRCUIT BREA

ITE EF3-A005 3P 5A AMP 600V-AC MOLDED CASE CIRCUIT BREA

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

SQUARE D FA26020-B I-LINE MOLDED CASE 3P 20A AMP 600V-A

WESTINGHOUSE HFB3015L MARK 75 15A 600V-AC MOLDED CASE C

TJR-IL B-D63E B-63EA 3P 60A AMP 460V-AC CIRCUIT BREAKER

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

NEW ALLEN BRADLEY 1492-CB1G200 1P 20A AMP 277V-AC CIRCU

CUTLER HAMMER HMCP007C0C 3P 7A AMP 600V-AC MOLDED CASE 

WESTINGHOUSE FDB3020L 3P 20A AMP 600V-AC MOLDED CASE CI

SQUARE D QOU 3P 15A AMP 240V-AC CIRCUIT BREAKER B275176

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

WESTINGHOUSE HFB3070L MOLDED CASE 3P 70A 600V-AC CIRCUI

SQUARE D FA-36100 I-LINE MOLDED CASE 3P 100A 600V-AC CI

CUTLER HAMMER HMCP050K2C 3P 50A AMP 600V-AC MOLDED CASE

CUTLER HAMMER HMCPS003A0C 3P 3A AMP 600V-AC MOLDED CASE

NEW ABB LN125CM SACE LIMITOR 3P 125A 690V-AC CIRCUIT BR

NEW CUTLER HAMMER 8MCG400 RATING PLUG 400 A AMP CIRCUIT

WESTINGHOUSE LB3400F 125A TRIP MOLDED CASE 3P CIRCUIT B

GENERAL ELECTRIC THEF136020 MOLDED CASE 3P 20A 600V-AC 

GENERAL ELECTRIC GE TFK236T150 F-225 600V-AC TRIP UNIT 

SQUARE D FA17015A MOLDED CASE 1P 15A 347V-AC CIRCUIT BR

WESTINGHOUSE EHB3050L MOLDED CASE 3P 50A AMP 480V-AC CI

CUTLER HAMMER QCR2015 TYPE A 2P 15A AMP 120/240V-AC CIR

SQUARE D FA24020AC MOLDED CASE 2P 20A AMP 480V-AC CIRCU

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

ITE FJ3B125 BLACK 3P 600V-AC 125A AMP MOLDED CASE CIRCU

WESTINGHOUSE 309C855J01 MOVABLE ARCING CONTACT PART CIR

ITE EF3-B020 3P 20A AMP 600V-AC MOLDED CASE SWITCH CIRC

GENERAL ELECTRIC TEC36030 TEFR1B MOLDED CASE 3P 30A AMP

GENERAL ELECTRIC THEF136100 MOLDED CASE 3P 100A 600V-AC

WESTINGHOUSE 1222022 2P 15A AMP 600V-AC MOLDED CASE CIR

ITE MAGNETIC 3P 400A AMP 600V-AC MOLDED CASE CIRCUIT BR

CUTLER HAMMER FC3030 3P 30A AMP 600V-AC MOLDED CASE CIR

FEDERAL PIONEER NB115 1P 15A 120/240V-AC MOLDED CASE CI

WESTINGHOUSE HFB3040 40A AMP 3P POLE 600V-AC CIRCUIT BR

WESTINGHOUSE MOLDED CASE 3P 20A AMP CIRCUIT BREAKER B35

CUTLER HAMMER FDB3100L 3P 100A AMP 600V-AC MOLDED CASE 

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

WESTINGHOUSE MOLDED CASE 3P 50A AMP 600V-AC CIRCUIT BRE

CUTLER HAMMER FDB3100L FDB SER C 40 3P 100A AMP 600V-AC

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

WESTINGHOUSE JA3150W AB DE-ION 3P 150A AMP 600V-AC CIRC

ITE E63B020 TYPE E6-A 3P 20A AMP 600V-AC MOLDED CASE CI

WESTINGHOUSE 1531787 MOLDED CASE 3P 70A 600V-AC CIRCUIT

FUJI BU3EHC-020L MOLDED CASE 3P 20A 600V-AC CIRCUIT BRE

3P 225A AMP 600V-AC MOLDED CASE CIRCUIT BREAKER D403798

SQUARE D FAL 36050 16M 3P 50A AMP 480V-AC MOLDED CASE C

ITE ET-4035 3P 50A AMP 600V-AC MOLDED CASE CIRCUIT BREA

SQUARE D FAL36030 15M 3P 30A AMP 600V-AC MOLDED CASE CI

ITE HF3-B070 MOLDED CASE 3P 70A 600V-AC CIRCUIT BREAKER

WESTINGHOUSE EH3050 3P POLE 50A AMP 480V-AC MOLDED CASE

WESTINGHOUSE FA3020 AB DE-ION MOLDED 3P 20A AMP 600V-AC

AIRPAX CB-836 219-3-20800-836 7.5A AMP 600V-AC CIRCUIT 

WESTINGHOUSE EHD3040 MOLDED CASE 3P 40A AMP 480V-AC CIR

WESTINGHOUSE 1265C95G01 3P 100A AMP 600V-AC MOLDED CASE

WESTINGHOUSE MCP13300R 3P 30A AMP 600V-AC MOLDED CASE C

CUTLER HAMMER FDB3080 FDB 3P 80A AMP 600V-AC MOLDED CAS

SQUARE D FAL3610018M MOLDED CASE CIRCUIT BREAKER 100A 6

SQUARE D KAL36225 25M MAGNETIC 3P 225A 600V-AC CIRCUIT 

SQUARE D KAL3622525M TRIP 3P 225A 600V-AC CIRCUIT BREAK

SQUARE D KAL-36000 MOLDED CASE SWITCH 3P 225A AMP 480VA

SIEMENS ED63A003 I-T-E 3P 3A AMP 600V-AC CIRCUIT BREAKE

ITE 5920 MOLDED CASE 3P 225A AMP 600V-AC CIRCUIT BREAKE

ALLEN BRADLEY 1489-A1D150 1P 15A AMP 277V-AC MOLDED CAS

WESTINGHOUSE BR220 POLE TYPE BR 2P 20A AMP 120/240V-AC 

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

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

ITE EF3-A003 3P 3A AMP 600V-AC MOLDED CASE CIRCUIT BREA

ITE EF3-B100 MOLDED CASE SWITCH 3P 100A AMP 600V-AC CIR

WESTINGHOUSE BA220 2P 20A AMP 120/240V-AC MOLDED CASE C

WESTINGHOUSE GHC2060 2P 60A AMP 480V-AC CIRCUIT BREAKER

HEINEMANN GB3-G3-DU 3P 26A AMP 480V-AC MOLDED CASE CIRC

WESTINGHOUSE S-300870-E SHUNT TRIP COIL CIRCUIT BREAKER

KLOCKNER MOELLER NZM 6 B 63 60A CIRCUIT BREAKER ZM6A-30

NEW GENERAL ELECTRIC GE TECL36100 3P 100AMP 600V CIRCUI

FUJI BU3EHC-030L MOLDED CASE 3P 30A AMP 600V-AC CIRCUIT

ITE JL3L400 3P 400A AMP 600V-AC MOLDED CASE CIRCUIT BRE

ITE ET225 J FRAME 3P 225A AMP 600V-AC CIRCUIT BREAKER D

SQUARE D FHP36020TF THERMAL MAGNETIC 3P 20A AMP 600V-AC

SQUARE D FA 2P 30A AMP 600V-AC MOLDED CASE CIRCUIT BREA

GENERAL ELECTRIC SEHA36AT0100 MOLDED 3P 100A AMP 600V-A

WESTINGHOUSE FDB3050 MOLDED CASE 3P 50A AMP 600V-AC CIR

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

ITE ET4743V TYPE ET 3P 125A AMP 600V-AC MOLDED CASE CIR

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

SQUARE D I-LINE MOLDED CASE 3P 225A 600/250VAC/DC CIRCU

SQUARE D MC-117 I-LINE MOLDED CASE 3P 225A 600/250VAC/D

SQUARE D FH17020C MOLDED CASE 1P 20A 347VAC I-LINE CIRC

FUJI BU3GHC-225L MOLDED CASE 3P 225A 600V-AC CIRCUIT BR

CUTLER HAMMER HFD2070 MOLDED CASE 2P 70A AMP 600V-AC CI

LOT 8 ALLEN BRADLEY 1492-CB1-G100 G150 G300 10A 15A 30A

SQUARE D FAP-36060 MOLDED CASE CIRCUIT BREAKER 60A 600V

WESTINGHOUSE HMCP100R3A02 SER C 250V-DC 100A 600V-AC CI

TRUMBULL ATB36015 MOLDED CASE 3P 15A AMP 600V-AC CIRCUI

HEINEMANN GH3-G3-AB 3P 26A AMP 480V-AC MOLDED CASE CIRC

SQUARE D FJA140403 MOLDED CASE 3P 40A AMP 277V-AC I-LIN

WESTINGHOUSE E2030 TYPE E 2P 240V-AC MOLDED CASE CIRCUI

SQUARE D MOLDED CASE 3P 60A 600V-AC CIRCUIT BREAKER B20

SQUARE D QO170 PLUG ON 1P 70A AMP 120/240V-AC CIRCUIT B

ALLEN BRADLEY 1489-A1C150 1P 15A AMP 277V-AC MOLDED CAS

ALLEN BRADLEY 1489-A1D130 1P 13A AMP 277V-AC MOLDED CAS

ABB S282K10A MOLDED CASE 2P 10A AMP 400V-AC CIRCUIT BRE

CUTLER HAMMER FDB3020 SERIES C 3P 20A 600V-AC CIRCUIT B

MOELLER FAZ-HI10 MOLDED CASE 2P 10A AMP 150V-AC CIRCUIT

SQUARE D 997317 3P 125A AMP 600V-AC MOLDED CASE CIRCUIT

WESTINGHOUSE HFB3100L MARK75 3P 100A AMP 600V-AC CIRCUI

WESTINGHOUSE FA3020 MOLDED CASE 3P 20A AMP 600V-AC CIRC

ITE ET-4061 TYPE ET1 F FRAME 3P 5A AMP 600V-AC CIRCUIT 

FUJI BU2EHC-045L MOLDED CASE 2P 45A AMP 480V-AC CIRCUIT

SQUARE D QOB2100 MOLDED CASE 2P 100A AMP 120/240V-AC CI

WESTINGHOUSE FA3050 MOLDED CASE 3P 50A AMP 600V-AC CIRC

WESTINGHOUSE FA3050 MOLDED CASE 3P 50A AMP 600V-AC CIRC

WESTINGHOUSE EB3015 3P 15A AMP 240V-AC CIRCUIT BREAKER 

WESTINGHOUSE BAB3040H BA 3P 40A AMP 240V-AC MOLDED CASE

WESTINGHOUSE MOLDED CASE 3P 15A AMP 600V-AC CIRCUIT BRE

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

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

ITE EF3-B070 MOLDED CASE 3P 70A AMP 600V-AC CIRCUIT BRE

GENERAL ELECTRIC GE 3P 100A AMP 480V-AC MOLDED CASE CIR

WESTINGHOUSE MOLDED CASE 3P 50A AMP CIRCUIT BREAKER B35

KLOCKNER MOELLER FAZ-3-B10 5KA 3P 277/480V-AC 10A AMP C

WESTINGHOUSE LC3600F 3P 600A AMP 600V-AC MOLDED CASE CI

SQUARE D FA24020AC I-LINE MOLDED CASE 2P 20A AMP 480V-A

SQUARE D FAL36100 MOLDED CASE 3P 100A AMP 600V-AC CIRCU

ALLEN BRADLEY 1492-GHD040 65V DC 2P 4A AMP 250V-AC CIRC

ITE MOLDED CASE 3P 50A AMP 480V-AC CIRCUIT BREAKER B330

熱水。