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Feasibility studies
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Monitoring architecture & design
Installation of monitoring systems
Remote assistance & Maintenance of monitoring systems
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Testing & Inspections
Tests on construction materials
Tests on soils and rocks
Tests on asphalts and bitumen
Inspections and investigations on buildings and existing structures
Industries expertise
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Dam Monitoring and Dam Inspections
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CERTIFICATION
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Holley Technology Ltd.
Tested energy meters of this manufacturer are listed below
Project No: 37326
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 62052-11 / EN 50470-3)
IEC certificate
1791-24
MID approval
1792-24
Report 1
1790-24 (16 pages)
Country
China
Class (Wh)
B
Class (varh)
2
Current
0,25-5(100)
Voltage
3x110/190 - 3x240/415
Frequency
50 or 60
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
ec00cf91
CRC32-code MID approval
bf3f2d1b
CRC32-code report 1
5c1243f2
Project No: 20071
DESCRIPTION
RESULT
Type
DTSY541
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 62052-11 / EN 50470-3)
IEC certificate
1646-24
MID approval
1647-24
Report 1
1643-24 (90 pages)
Report 2
1644-24 (26 pages)
Report 3
1645-24 (46 pages)
Country
China
Class (Wh)
B
Class (varh)
2
Current
0,25-5(100)
Voltage
3x110/190 - 3x240/415
Frequency
50 or 60
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
a803989b
CRC32-code MID approval
38566d01
CRC32-code report 1
1d5c28d9
CRC32-code report 2
b7a1f0e4
Project No: 27869
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1651-23 R0
Report 1
1650-23 (81 pages)
Country
China
Class (Wh)
1/B
Current
0,5-10(60), 0,25-5(100) and 0,5-10(100)
Voltage
110/190 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
8acdf32a
CRC32-code MID approval
3069b0cb
CRC32-code report 1
207de265
Project No: 26745
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1038-21 R2
Report 1
1549-23 (68 pages)
Country
China
Class (Wh)
1/B
Current
0,25 - 5(100)
Voltage
110/190 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
a485a34d
CRC32-code MID approval
371239a3
CRC32-code report 1
6c87ecb3
Project No: 81400034
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1376-20 R4
Report 1
1644-22 (76 pages)
Country
China
Class (Wh)
1/B
Current
0,5 - 10(60), 0,25 - 5(100) and 0,5 - 10(100)
Voltage
110/190 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
d9e69fbd
CRC32-code MID approval
898fcba1
CRC32-code report 1
5736e642
Project No: 72500185
DESCRIPTION
RESULT
Type
DTSD545
Standards
Partial type test
Report 1
1558-22 (19 pages)
Country
China
Class (Wh)
0,5s
Current
0,05 - 5(10)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
5f505bca
Project No: 72500185
DESCRIPTION
RESULT
Type
DDSY283SR
Standards
Partial type test
Report 1
1556-22 (20 pages)
Country
China
Class (Wh)
1
Current
0,5 - 10(80)
Voltage
240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
c3272fa9
Project No: 72500179
DESCRIPTION
RESULT
Type
DDSY283SR
Standards
IEC 62053-21, -23
Report 1
1560-22 (48 pages, 62052-31 safety requirements)
Country
China
Class (Wh)
1
Current
0,5 - 10(80)
Voltage
240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
8e307bf4
Project No: 72500179
DESCRIPTION
RESULT
Type
DTSD545
Report 1
1555-22 (52 pages, 62052-31 safety requirements)
Country
China
Class (Wh)
1
Current
0,5 - 10(100)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
e349c6b0
Project No: 72500179
DESCRIPTION
RESULT
Type
DTSD545
Report 1
1553-22 (54 pages, 62052-31 safety requirements)
Country
China
Class (Wh)
0,5s
Current
0,05 - 5(10)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
9ec9c37f
Project No: 72500028
DESCRIPTION
RESULT
Type
DTSD545
Standards
Partial type test
Report 1
1522-21 (20 pages)
Country
China
Class (Wh)
1/B
Current
0,5 - 10(100)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
d83bbda5
Project No: 72500028
DESCRIPTION
RESULT
Type
DDSD285
Standards
Partial type test
Report 1
1520-21 (24 pages)
Country
China
Class (Wh)
1/B
Current
0,5 - 10(80)
Voltage
240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
5d0146fd
Project No: 72500042
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-22, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1508-21
Report 1
1507-21 (60 pages)
Country
China
Class (Wh)
0,5s/C
Current
0,05 - 5(10)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
b8b2082e
CRC32-code MID approval
6ce84987
CRC32-code report 1
44072551
Project No: 72500110
DESCRIPTION
RESULT
Type
DTSY541
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1402-21
Report 1
1401-21 (68 pages)
Country
China
Class (Wh)
1/B
Current
0,25 - 5(100)
Voltage
110/190 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
0e2e920c
CRC32-code MID approval
a08668dd
CRC32-code report 1
a82740e6
Project No: 72221610
DESCRIPTION
RESULT
Type
DTSY541SR
Standards
IEC 62053-22, -24
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1309-21
Report 1
1308-21 (67 pages)
Country
China
Class (Wh)
0,2s/C
Current
0,01 - 1(10)
Voltage
57,7/100 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
783417fa
CRC32-code MID approval
b67485ce
CRC32-code report 1
d9fe2b79
Project No: 72500073
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1376-20 R2
Report 1
1299-21 (73 pages)
Country
China
Class (Wh)
1/B
Current
0,5 - 10(60), 0,25 - 5(100) and 0,5 - 10(100)
Voltage
110/190 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
29dd2b22
CRC32-code MID approval
c41da934
CRC32-code report 1
1b95d5c5
Project No: 72222019
DESCRIPTION
RESULT
Type
DTSD545-RC
Standards
Partial type test
Report 1
1560-20 R1 (33 pages)
Country
China
Class (Wh)
1
Current
300(3000)A
Voltage
230/400
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Current sensor operated
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
d5eacc80
Project No: 72221792
DESCRIPTION
RESULT
Type
DDSD285
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1034-21
Report 1
1033-21 (61 pages)
Country
China
Class (Wh)
1/B
Current
0,5 - 10(60); 0,25 - 5(100) and 0,5 - 10(100)
Voltage
110/190 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
ac627133
CRC32-code MID approval
4e23430c
CRC32-code report 1
f10e4ed6
Project No: 23443
DESCRIPTION
RESULT
Type
DDSY283SR
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 62052-11 / EN 50470-3)
IEC certificate
1715-24
MID approval
1716-24
Report 1
1717-24
Report 2
1718-24
Report 3
1720-24
Country
China
Class (Wh)
B
Class (varh)
2
Current
0,25-5(100)
Voltage
220 - 240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
7fae79d8
CRC32-code MID approval
5a2a6347
CRC32-code report 1
be8df9ab
CRC32-code report 2
c3182cff
Project No: 31732
DESCRIPTION
RESULT
Type
DDSY283SR
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
IEC certificate
1635-24
MID approval
1264-19 R1
Report 1
1636-24
Country
China
Class (Wh)
1/B
Class (varh)
2
Current
0,25-5(100)
Voltage
230
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
8c92f9ac
CRC32-code MID approval
fd9f533e
CRC32-code report 1
2f713f6d
Project No: 27869
DESCRIPTION
RESULT
Type
DDSD285
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1649-23 R0
Report 1
1648-23 (67 pages)
Country
China
Class (Wh)
1/B
Current
0,25-5(60) and 0,5-10(60)
Voltage
220-240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
44a7abef
CRC32-code MID approval
ebee404d
CRC32-code report 1
a3a006cc
Project No: 26745
DESCRIPTION
RESULT
Type
DDSD285
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1034-21 R2
Report 1
1548-23 (61 pages)
Country
China
Class (Wh)
1/B
Current
0,25 - 5(100)
Voltage
220 - 240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
dca58580
CRC32-code MID approval
c10d78e1
CRC32-code report 1
bf312b53
Project No: 81400058
DESCRIPTION
RESULT
Type
DTSD546 and DTSD545
Standards
IEC 62053-22, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1421-19 V3
Report 1
1577-22 (65 pages)
Country
China
Class (Wh)
0,2s/C
Current
0,01 - 1(10) and 0,05 - 5(10)
Voltage
57,7/100 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
c0e17814
CRC32-code MID approval
13330493
CRC32-code report 1
a5651ce5
Project No: 72500185
DESCRIPTION
RESULT
Type
DSTD545
Standards
Partial type test
Report 1
1557-22 (19 pages)
Country
China
Class (Wh)
1
Current
0,5 - 10(100)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
be5dc49b
Project No: 72500182
DESCRIPTION
RESULT
Type
DDSD285
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1540-22
Report 1
1539-22 (57 pages)
Country
China
Class (Wh)
1/B
Current
0,25 - 5(60) and 0,5 - 10(60)
Voltage
220 - 240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
6c3e3c87
CRC32-code MID approval
11810b5c
CRC32-code report 1
06ffb565
Project No: 72500179
DESCRIPTION
RESULT
Type
DDSY283SR
Standards
IEC 62053-21, -23
Report 1
1559-22 (53 pages)
Country
China
Class (Wh)
1
Current
0,5 - 10(80)
Voltage
240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
5a91b9d8
CRC32-code report 1
56933375
Project No: 72500179
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-21, -23
Report 1
1554-22 (68 pages)
Country
China
Class (Wh)
1
Current
0,5 - 10(100)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
191a2114
CRC32-code report 1
dfed3a69
Project No: 72500179
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-22, -23
Report 1
1552-22 (67 pages)
Country
China
Class (Wh)
0,5s
Current
0,05 - 5(10)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
b99c0144
CRC32-code report 1
09c8a470
Project No: 72500028
DESCRIPTION
RESULT
Type
DTSD545
Standards
Partial type test
Report 1
1521-21 (19 pages)
Country
China
Class (Wh)
0,5s/C
Current
0,05 - 5(10)
Voltage
240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code report 1
613a6eeb
Project No: 72500042
DESCRIPTION
RESULT
Type
DDSD285
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1510-21 R1
Report 1
1509-21 R1 (60 pages)
Country
China
Class (Wh)
1/B
Current
0,5 - 10(80)
Voltage
240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
2c88d94f
CRC32-code MID approval
20828a91
CRC32-code report 1
095c6d27
Project No: 72500125
DESCRIPTION
RESULT
Type
DTSY541 and DTSD545
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1479-21 R1
Report 1
1478-21 R1 (69 pages)
Country
China
Class (Wh)
1/B
Current
0,25 - 5(100) and 0,5 - 10(100)
Voltage
110/190 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
1b8416ed
CRC32-code MID approval
9dd1aff7
CRC32-code report 1
efeec766
Project No: 72500110
DESCRIPTION
RESULT
Type
DDSY283SR
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1398-21
Report 1
1397-21 (61 pages)
Country
China
Class (Wh)
1/B
Current
0,25 - 5(100)
Voltage
220 - 240
Frequency
50
Elements
1-phase
Wiring
2-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
f1aa651f
CRC32-code MID approval
39bde9f7
CRC32-code report 1
558bd49e
Project No: 72221610
DESCRIPTION
RESULT
Type
DTSD546
Standards
IEC 62053-22, -24
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1307-21
Report 1
1306-21 (67 pages)
Country
China
Class (Wh)
0,2s/C
Current
0,01 - 1(10)
Voltage
57,7/100 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
a587ac00
CRC32-code MID approval
2430e56c
CRC32-code report 1
60e539e6
Project No: 72500006
DESCRIPTION
RESULT
Type
DTSD545-CT
Standards
IEC 62053-22, -23
Standards - 1
MID annex B (EN 50470-1, -3)
Standards - 2
IEC 62054-21
MID approval
1532-20 V2
Report 1
1531-20 R1 (79 pages)
Country
China
Class (Wh)
0,5s/C
Current
0,015 - 1,5(6)
Voltage
133/230 - 230/400V
Frequency
50 or 60
Elements
3-phase
Wiring
4-wire
Connection
Transformer connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
0b01e608
CRC32-code MID approval
60e439a0
CRC32-code report 1
259b7266
Project No: 72221792
DESCRIPTION
RESULT
Type
DTSD545
Standards
IEC 62053-21, -23
Standards - 1
MID annex B (EN 50470-1, -3)
MID approval
1038-21
Report 1
1037-21 (68 pages)
Country
China
Class (Wh)
1/B
Current
0,25 - 5(100)A
Voltage
110/190 - 240/415
Frequency
50
Elements
3-phase
Wiring
4-wire
Connection
Direct connected
Technology
Static (electronic)
Register
LCD
CRC32-code IEC certificate
bfb2a6de
CRC32-code MID approval
a8d533f6
CRC32-code report 1
d3b122f3