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LOW-VOLTAGE EQUIPMENT

Backup Controller and Backup Switch — backup power transfer devices (Full Backup)

Backup Controller and Backup Switch separate a house or facility from the grid when it goes down and transfer the supply to a hybrid inverter with a battery in Full Backup mode. Both devices mount on a 35 mm DIN rail in an electrical cabinet and are rated for a 3~ 230/400 V grid.

Backup Controller
automatic switching to Full Backup mode and back
Backup Switch
manual three-position Full Backup mode switch
Mounting
in an electrical cabinet
Compatibility
GEN24 Plus and Verto Plus hybrid inverters with Reserva / Reserva Pro battery

Technical specifications

Backup Controllerautomatic switching to Full Backup mode and back
Backup Switchmanual three-position Full Backup mode switch
Mountingin an electrical cabinet
CompatibilityGEN24 Plus and Verto Plus hybrid inverters with Reserva / Reserva Pro battery
More from the manufacturer’s documentation
VersionsBackup Switch 1P/3P-63A and 1PN/3PN-63A; Backup Controller 3P-35A and 3PN-35A
Rated voltage3~ 230/400 V
Backup Switch rated current63 A (AC21A/B), 45 A (AC23A/B), 37 A (AC3); 1 or 3 poles / 2 or 4 poles
Backup Controller ratings35 A; 50 Hz; 24 kVA; utilisation category AC-32
Operating temperature−40 to +60 °C (Backup Switch); −20 to +60 °C (Controller 3P) / −20 to +50 °C (Controller 3PN)
Dimensions (H × W × D)Switch 70 × 125.4 × 91 / 70 × 135.4 × 91 mm; Controller 100 × 144 × 66 / 100 × 198 × 66 mm
WeightSwitch 383 / 489 g; Controller 625 / 856 g
Degree of protectionIP20
StandardIEC 60947-6-1
Fixing35 mm DIN rail
Grid types (Controller)TN-S, TN-C-S (3P); TN-C-S, TN-S, TT (3PN); FRT supported; max. altitude 2,000 m
Cable cross-sectionphase/neutral: 1–25 mm² (Switch), 2.5–10 mm² (Controller); data: 0.13–2.5 mm²
Inverter restrictionsSymo GEN24 Plus (SC): 6–12 kW classes; Backup Controller with Verto Plus: 15–20 kW classes
Customs codes (for reference)
HS code8536.50
UKTZED code (Ukraine)8536508000
CN code (EU)85365080

Specifications are taken from the manufacturer’s technical documentation. Updated . Customs codes are for reference only; the final code is determined at customs declaration for the specific model.

Description

Backup Controller switches the system into Full Backup mode and back automatically, with nobody at the panel. It is rated 35 A and 24 kVA at 50 Hz in utilisation category AC-32, as a 3P-35A version for TN-S and TN-C-S grids and a 3PN-35A version that also suits TT. Backup Switch is simpler, a manual three-position selector for the same mode rated 63 A in category AC21A/B, offered as 1P/3P-63A and 1PN/3PN-63A. Both devices work with GEN24 Plus and Verto Plus hybrid inverters that have a Reserva or Reserva Pro battery connected. Full Backup does not run without a battery, so this switching equipment only goes into systems with storage. Housings are IP20 to IEC 60947-6-1, with power wiring of 1–25 mm² on the switch and 2.5–10 mm² on the controller.

How to choose

Take the automatic controller where outages come without warning and nobody stands by the panel. The manual switch is a simpler circuit and handles −40 to +60 °C, so it fits where changeover by hand is acceptable. Mind the inverter limits, since the Symo GEN24 Plus of the SC generation works in the 6–12 kW classes, and Backup Controller with Verto Plus is allowed only for the 15–20 kW classes. A Verto Plus of 25–33.3 kW needs a different changeover arrangement.

Request a price and lead time

Backup Controller and Backup Switch — backup power transfer devices (Full Backup). We reply within one business day.

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Or email office@usk.ua or call +38 (044) 339-50-20.

FAQ

Which inverters does Backup Controller work with?

GEN24 Plus and Verto Plus hybrid inverters with a Reserva or Reserva Pro battery connected.

How does Backup Switch differ from Backup Controller?

Backup Switch is a manual three-position selector, while Backup Controller moves into Full Backup and back automatically.

Where is Backup Controller installed?

On a 35 mm DIN rail in an electrical cabinet, where it switches the site supply between the grid and the hybrid inverter.

What load can Backup Controller handle?

35 A and 24 kVA on a 50 Hz grid, which is why it is used with Verto Plus only in the 15–20 kW classes.

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