Knowledge Base › Current Transformers (CT)
DENT Instruments CT-HSC-020-U
Official manufacturer GLOBAL verified Sept. 23, 2026
Page 1 of 20A Mini Hinged CT Data Sheet (https://www.dentinstruments.com/wp-content/uploads/2022/04/file-2582729525.pdf)
Identity
| category | current_transformers |
| manufacturer | DENT Instruments |
| model | CT-HSC-020-U |
| product_status | active |
| region | GLOBAL |
| variant | — |
Electrical
| accuracy_class |
No IEC class printed; ratio error <0.5% from 0.25 to 40A AC (typical)
20A Mini Hinged CT Data Sheet
|
| aperture_in |
0.4
20A Mini Hinged CT Data Sheet
|
| aperture_mm |
10
20A Mini Hinged CT Data Sheet
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| bidirectional | True |
| cable_length_m |
3
20A Mini Hinged CT Data Sheet
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| ct_type |
split_core
disputed
20A Mini Hinged CT Data Sheet
|
| dielectric_strength |
3520 VAC for 1 minute
20A Mini Hinged CT Data Sheet
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| dielectric_withstand_v |
3520
20A Mini Hinged CT Data Sheet
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| flammability_rating |
UL 94 V-0
20A Mini Hinged CT Data Sheet
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| frequency_hz |
50-400
disputed
20A Mini Hinged CT Data Sheet
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| housing_material |
White Nylon, UL 94 V-0
20A Mini Hinged CT Data Sheet
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| lead_description |
600V, 20 gage
20A Mini Hinged CT Data Sheet
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| max_current_a | 100.0 |
| measurement_category |
CAT III
disputed
20A Mini Hinged CT Data Sheet
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| measurement_type | Current Transformer (CT) |
| measuring_range |
0.25 to 40A AC
20A Mini Hinged CT Data Sheet
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| output_mv_per_a |
16.65
20A Mini Hinged CT Data Sheet
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| phase_count | 1 |
| phase_error_deg |
<1.5° from 1 to 40A AC
20A Mini Hinged CT Data Sheet
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| phase_shift |
<1.5° from 1 to 40A AC
20A Mini Hinged CT Data Sheet
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| phase_shift_low_current |
<2° From 0.25 to 1A AC
20A Mini Hinged CT Data Sheet
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| primary_current_a |
20
20A Mini Hinged CT Data Sheet
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| rated_insulation_voltage_v |
600
20A Mini Hinged CT Data Sheet
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| ratio |
20 A : 333 mV
20A Mini Hinged CT Data Sheet
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| ratio_error |
<0.5% from 0.25 to 40A AC (typical)
20A Mini Hinged CT Data Sheet
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| secondary_voltage_mv |
333
20A Mini Hinged CT Data Sheet
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| voltage_rating_v | 230.0 |
| window_size |
0.4" (10 mm)
20A Mini Hinged CT Data Sheet
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Environment
| operating_temperature_max_c |
60
20A Mini Hinged CT Data Sheet
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| operating_temperature_min_c |
-15
20A Mini Hinged CT Data Sheet
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Certifications
| standards |
UL STD 61010-1, EN 60044-1, CAN/CSA STD C22.2 No. 61010-1
disputed
20A Mini Hinged CT Data Sheet
|
Documents
datasheet
20A Mini Hinged CT Data Sheet
Recorded conflicts
certifications.standards Review required
UL STD 61010-1, EN 60044-1, CAN/CSA STD C22.2 No. 61010-1 — stored value
['UL STD 61010-1', 'CAN/CSA STD C22.2 No. 61010-1'] — Conforms to: UL STD 61010-1; Certified to: CAN/CSA STD C22.2 No. 61010-1
Detected during import deep-enrich-2026-09-batch09
electrical.measurement_category Review required
CAT III — stored value
Category III — 600 VAC, Category III
Detected during import deep-enrich-2026-09-batch09
electrical.frequency_hz Review required
50-400 — stored value
50 to 400 Hz — 50 to 400 Hz
Detected during import deep-enrich-2026-09-batch09
electrical.ct_type Review required
split_core — stored value
Mini Hinged CT — CT-HSC-020-U Mini Hinged CT
Detected during import deep-enrich-2026-09-batch09
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| builder_completeness | complete |
| region_notes | One specification; the datasheet cites UL, CAN/CSA and EN conformity together and prints no market variant. |