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Reta NNST-3x5500 Shteel 21 kVA / 16100 W

Photos - AVR Reta NNST-3x5500 Shteel 21 kVA / 16100 W
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AVR type: tRIAC; Input voltage: 400 V (3 phases); Power (W): 16100; Power (kVA): 21; Input voltage (V): 91 – 347; Output voltage accuracy (±), %: 1.5; Response time (ms): 20; Efficiency (%): 98; Dimensions (mm): 600x1060x350; Weight (kg): 80;
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Reta NNST-3x5500 Shteel 21 kVA / 16100 W
Main
AVR typetRIAC
Input voltage400 V (3 phases)
Power16100 W
Power21 kVA
Specs
Input voltage range91 – 347 В
Output voltage accuracy (±)1.5 %
Response time20 ms
Efficiency98 %
Voltmeterdigital
Sockets
Terminal connection
Protection levels
Protectionoverheating
short circuit
overload
over / under voltage
General
Installationfloor
Coolingactive
IP protection rating20
Carrying handle
Dimensions600x1060x350 mm
Weight80 kg
Added to E-CatalogJuly 2025
Availability of the Infineon power module should be confirmed directly at the store before purchase.
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Reta 2026 - new arrivals, bestsellers, and the most relevant models Reta.
Relays, Voltage Stabilizers, UPS Systems, and Surge Protectors: What to Choose to Protect Your Devices from Power SurgesUnderstanding the tasks and situations for which power strips, voltage relays, stabilizers, and UPS are suitable.
Additional features avr Reta NNST-3x5500 Shteel:
  • Bypass mode
  • Number of stabilization stages — 16
  • In the modification of the "Improved" model, the type of triac is used — SEMIKRON
Differences in model modifications:

Modification 7-0 (custom order) Modification 7-3 (serial) Modification 7-7 (custom order) Modification 7-11 (custom order)
Min. input voltage, V 111 132 160 188
Max. input voltage, V 224 245 278 301
Output voltage accuracy, ±% 3 3 3 3