Knowledge Base › Current Transformers (CT)
Circutor TA400 400/5A
Official manufacturer GLOBAL verified Sept. 23, 2026
Identity
| category | current_transformers |
| manufacturer | Circutor |
| model | TA400 400/5A |
| product_status | active |
| region | GLOBAL |
Electrical
| accuracy_class |
0.5
TA400 400/5A Current transformer - M70591
|
| bidirectional | True |
| burden_va_class_0_5 |
5
TA400 400/5A Current transformer - M70591
|
| burden_va_class_1 |
10
TA400 400/5A Current transformer - M70591
|
| burden_va_class_3 |
15
TA400 400/5A Current transformer - M70591
|
| busbar_aperture_mm |
100 x 20 flat strip
TA400 400/5A Current transformer - M70591
|
| conductor_size_mm |
100 x 20 (flat strip)
TA400 400/5A Current transformer - M70591
|
| ct_type |
solid_core
TA400 400/5A Current transformer - M70591
|
| dynamic_current |
2.5 Ith
TA400 400/5A Current transformer - M70591
|
| frequency_hz |
50 / 60
disputed
TA400 400/5A Current transformer - M70591
|
| manufacturer_reference |
M70591
TA400 400/5A Current transformer - M70591
|
| max_current_a | 5.0 |
| measurement_type | Current Transformer (CT) |
| official_product_url |
https://circutor.com/en/products/current-transformers-and-shunts/ac-current-transformers/current-transformers/product/M70591./
TA400 400/5A Current transformer - M70591 — inventory record source_url
|
| phase_count | 3 |
| primary_current_a |
400
TA400 400/5A Current transformer - M70591
|
| rated_insulation_voltage_kv |
0.72
TA400 400/5A Current transformer - M70591
|
| rated_insulation_voltage_v |
720
TA400 400/5A Current transformer - M70591
|
| rated_power_va |
5
TA400 400/5A Current transformer - M70591
|
| ratio |
400/5A
disputed
TA400 400/5A Current transformer - M70591
|
| reference_code |
M70591
TA400 400/5A Current transformer - M70591
|
| safety_factor |
FS < 5
TA400 400/5A Current transformer - M70591
|
| secondary_current_a |
5
TA400 400/5A Current transformer - M70591
|
| thermal_class |
Class B (+130 C)
TA400 400/5A Current transformer - M70591
|
| thermal_short_circuit_current |
60 In
TA400 400/5A Current transformer - M70591
|
| transformer_core |
Closed core
TA400 400/5A Current transformer - M70591
|
| voltage_rating_v | 400.0 |
Physical / mechanical
| depth_mm |
59
TA400 400/5A Current transformer - M70591
|
| height_mm |
165
TA400 400/5A Current transformer - M70591
|
| weight_kg |
0.7
TA400 400/5A Current transformer - M70591
|
| width_mm |
95
TA400 400/5A Current transformer - M70591
|
Installation
| mounting |
DIN rail with accessory
TA400 400/5A Current transformer - M70591
|
Certifications
| standards |
IEC 61869-2, UNE 21 088-1, UL 94, VDE 0414
disputed
TA400 400/5A Current transformer - M70591
|
Documents
product_page
TA400 400/5A Current transformer - M70591
Recorded conflicts
certifications.standards Review required
IEC 61869-2, UNE 21 088-1, UL 94, VDE 0414 — stored value
['IEC 61869-2', 'UNE 21 088-1', 'UL 94', 'VDE 0414'] — Standards | IEC 61869-2, UNE 21 088-1, UL 94, VDE 0414
Detected during import wave4-2026-09-batch04
electrical.frequency_hz Review required
50 / 60 — stored value
[50, 60] — Nominal frequency | 50/60 Hz
Detected during import wave4-2026-09-batch04
electrical.ratio Review required
400/5A — stored value
400/5 A — Measurement Range (A) | 400/5
Detected during import wave4-2026-09-batch04
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| builder_completeness | partial |
| region_notes | Spanish manufacturer; the product page prints one IEC 61869-2 specification with no market-specific variant. |
| withheld:safety_factor | "FS < 5" |
| withheld:system | "Single-phase" |