Table of Contents
Related Manuals for Siemens SICAM P27
Summary of Contents for Siemens SICAM P27
- Page 1 Preface Content Overview SICAM P27 Technical Data 3-phase Harmonic Power Functions Meter Operation and Display V1. 0 Installation and Wiring Communication Manual Maintenance Ordering Number E50417-H8940-C560-...
- Page 2 All other designations in this document can be trademarks Siemens AG reserves the right to revise this document from time to whose use by third parties for their own purposes can infringe the time.
- Page 3 Additional Support Should further information on the System SICAM be desired or should particular problems arise which are not covered sufficiently for the purchaser's purpose, the matter should be referred to the local Siemens represen- tative. Our Customer Support Center provides a 24-hour service.
- Page 4 • The limiting values stated in the document must not be exceeded. This must also be considered during testing and commissioning. ■ SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
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Page 5: Table Of Contents
Ordering Number ..............56 SICAM P27, 3-phase Harmonic Power Meter, User Manual... - Page 6 Contents SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
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Page 7: Overview
Overview Introduction Features SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 8: Introduction
1.1 Introduction Introduction SICAM P27 3-phase harmonic power meter integrates measurement, power metering, remote communication and control, LCD screen and network communication functions. It is designed for measuring power grid parameters such as voltage, current, power, power factor and frequency and active and reactive energy. With to 50 harmonic analysis, it is capable of calculating various power quality and ctive and reactive energy. -
Page 9: Technical Data
Technical Data Technical Data SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 10: Technical Data
Communication rate: 600 bps ... 38,400 bps Protocol: Modbus-RTU Operating temp. -25 ℃ ... +60 ℃ Environment Operating temp. limit -35 ℃ ... +70 ℃ Relative humidity ≤ 95% (condensation free) SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... - Page 11 Max. input range: 40 V ... 420 V supply Power consumption: ≤ 1 W, 2 Others Overall dimension (mm): 72×72×85 Dimension Panel cut out size (mm): 67×67 IP53 Weight Approx. 300 g ■ SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 12 Technical Data 2.1 Technical Data SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
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Page 13: Functions
Functions Measurement Energy Metering Limit violation Alarm Display and Buttons Communication Permission and Security Management Digital Input and Output Interface SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 14: Measurement
• Total harmonic voltage distortion and total harmonic current distortion of each phase - Total harmonic voltage distortion: - Total harmonic current distortion: • Voltage wave crest factor (CF) of each phase, indicating peak of distorted waveform SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 15: Energy Metering
• total fundamental active energy and total harmonic active energy • supply and demand active energy of each phase, combined reactive energy of each phase, fundamental active energy and harmonic active energy of each phase SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 16: Limit Violation Alarm
Use MODBUS RTU protocol to set alarm parameter: set 0110 address to "07", 0111 to "0000", 0112 to "5DC0" (multiply "240" by 100 to generate "24,000" and convert it into "00005DC0"), 0113 to "00" and 0114 to "02". SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 17: Display And Buttons
(factory default 60 minutes). Error count will be reset after setting once using correct password if such count is less than specific limit. Error count of password and lock time can be set (available in factory state). SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 18: Digital Input And Output Interface
This product is provided with one relay output interfaces for alarm indication or protection control output in many conditions. Electric parameter of internal relay: AC 250 V/DC 30 V, 3 A. Figure 3-3 Circuit Diagram of Relay Output Interface ■ SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 19: Operation And Display
Operation and Display Full-screen Display Cyclic Display Key Definition SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... -
Page 20: Full-Screen Display
Code list of optional settings in area A: Data item Data type (current value) Data item Data type (current value) Transient Maximun Minimum Transient Phase voltage Voltage distortion rate Line voltage Current distortion rate SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... - Page 21 Net reactive power Frequency Error code Note In flip-with-key state or parameter-set-with-key state, this product will automatically return to cyclic display state if no key operation within defined duration. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
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Page 22: Key Definition
(27) (31) Phase (04) (08) (12) (16) (20) (24) (28) (32) Frequency (33) Version (34) Active con- (35) stant Reactive (36) constant Device ID (37) Error code (38) SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date... - Page 23 When area A is selected, press "▲" or "▼" to switch to phase current display. In the figure, L1=1.000 A, L2=1.001 A, L3=1.002 A and 3- phase average current=1.001 A. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 24 When area A is selected, press "▲" or "▼" to enter ap- parent power items. In the figure, L1=1.210 kVA, L2=1.168 kVA, L3=1.174 kVA and overall apparent power=3.552 kVA. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 25 When area A is selected, press "▲" or "▼" to enter fun- damental voltage items. In the figure, L1=10.20 V, L2=11.03 V, L3=9.88 V and mean fundamental voltage=10.37 V. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 26 At cyclic display mode, press "▲" or "▼" to enter key display mode, press " " to switch to area B, and press "▲" or "▼" to switch to frequency items, namely frequency value. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 27 At cyclic display mode, press "▲" or "▼" to enter key display mode, press " " to switch to area B, and press "▲" or "▼" to switch to reactive pulse constant items. In the figure, reactive constant=5,000 imp/kWh. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 28 " once after adjusting parameters with "▲" and "▼" to display "Sure", and press " " once again to alter parameters. Pressing " " immediately after "Sure" appears will cancel current alteration. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 29 3P3L_2CT 3phase3wire -2CT Wiring mode 3P3L_3CT 3phase3wire -3CT System AUto auto setting 6 bits in total, Set L0-2 password Password Default setting: 000000 Clearing extreme value Meter reset SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 30 • L2 password-all parameters except for meter reset, clearing extreme value and PT/CT ratio are configurable. All default password is 000000. Note The meter should be reset after altering conversion ratio to ensure reasonable correspondence between communication reading and displayed metering data. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 31 ". Press " " once again to activate new parameter. Pressing " " at any time during parameter setting will cancel setting or return to previous menu. ■ SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560- , Release Date...
- Page 32 Operation and Display 4.3 Key Definition SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date...
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Page 33: Installation And Wiring
Installation and Wiring Overall Dimension Precautions of Installation Terminals and Wiring Diagram SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 34: Overall Dimension
6. Requirement for electric connection: In voltage input circuit and operating power supply circuit, appropriate fuses (such as 0.5 A fuse) should be connected and a CT short-circuit box should be provided to prevent open circuit of CT wiring. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 35: Terminals And Wiring Diagram
For cables to be connected to upper and lower main terminals, cold-pressed UT2.5-3 terminal is recommended before connection. The diagram of connection is below. Figure 5-2 Connection Diagram of Main Terminal SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... - Page 36 DC/AC input, with input voltage 40 V to 420 V. For 3-phase-3-wire connection, V and V should be connected together, see Figure 5-5. Figure 5-3 Input connected Diagram of 3-phase-4-wire (W/O PT) SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 37 Installation and Wiring 5.3 Terminals and Wiring Diagram Figure 5-4 Input connected Diagram of 3-phase-4-wire (With PT) Figure 5-5 Input connected Diagram of 3-phase-3-wire ■ SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 38 Installation and Wiring 5.3 Terminals and Wiring Diagram SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
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Page 39: Communication
Communication Use of Communication Introduction of MODBUS-RTU Communication Protocol SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 40: Use Of Communication
4. Shield Twisted Pair should be used for RS485 bus cable. For two twisted pairs, different colors are recom- mended, one color for "A" side and another color for "B" side of 485 communication port. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 41: Introduction Of Modbus-Rtu Communication Protocol
CRC will avoid data distortion during responsive transmission of master and slave and improves security and efficiency of system. For formation rule of check code, see Annex 1. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 42: Function Of Application Layer
10 H 00 H 03 H 00 H 02 H 04 H 00 H BC H 61 H 4E H Low check High check address - Response frame Device address 10 H 00 H 03 H 00 H 02 H Low check High check SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 43: Crc Method
Repeat step 3 and step 4 until shift rightwards 8 times. Now, all 8-bit data are processed. • Repeat step 2 to step 5 to process next 8-bit data. • The CRC register derived finally is CRC. SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 44: Information Mapping Table
From low to high, each bit means status of an alarm group: Alarm status byte 0106 H unsigned int 2 bytes 0...0x3F 0: no alarm activated 1: in alarm status SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... - Page 45 Cyclic display time 0132 H unsigned int 2 bytes 1...99 Unit: sec Number of cyclic See description of cyclic 0133 H unsigned int 2 bytes 0...0xFF display items display parameters SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 46 1 VA power Phase B apparent 1016 H signed int 2 bytes -32767...32767 1 VA power Phase C apparent 1017 H signed int 2 bytes -32767...32767 1 VA power SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 47 0.001 A current Phase B No. n harmonic unsigned int 2 bytes 0...65535 0.001 A current Phase C No. n harmonic unsigned int 2 bytes 0...65535 0.001 A current SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 48 Phase C voltage wave- 1502 H unsigned int 2 bytes 0...10000 0.01% form distortion Phase A current wave- 1503 H unsigned int 2 bytes 0...10000 0.01% form distortion SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 49 16 bits Phase C export active 2104 H energy high 16 bits unsigned 4 bytes 0...4294967295 0.1 Wh long Phase C export active 2105 H energy low 16 bits SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 50 0...65535 1 VA Phase B apparent power 4X85 unsigned int 0...65535 Phase C apparent power 4X8C unsigned int 0...65535 Total apparent power 4X93 unsigned int 0...65535 SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 51 6.2.4 Information mapping table Note X-0 means maximum value while X=1 means minimum value. This manual applies to software version for 150113 and later released by the device. ■ SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
- Page 52 Communication 6.2.4 Information mapping table SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...
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Page 53: Maintenance
Maintenance Maintenance SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 54: Maintenance
The meter should be stored in clean location free of hazardous substances or gas which may cause corrosion in air. • In the operating environment of the meter, lightning protection should be provided. ■ SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 55: Ordering Number
Ordering Number Ordering Number SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018... -
Page 56: Ordering Number
8.1 Ordering Number Ordering Number Model: SICAM — 3U, 3I, P, Q, PF, f, kWh, kVarh, 2 pulse output, harmonic, 4BI, 2BO, 1*RS485 Model Order No. SICAM P27 7KG7321-0HA21 ■ SICAM P27, 3-phase Harmonic Power Meter, User Manual E50417-H8940-C560-4, Release Date 06.2018...