DFCB

DUAL FLOAT CUM BOOST CHARGER

DC Output Current

5A-250A (Customizable)

Ingress Protection

IP20/ IP 31/ IP 42

Weight

80.0kg

Product Variants

Battery Float Mode Boost Mode
Flooded Lead Acid 2.15VPC to 2.2VPC 2.65VPC to 2.75VPC
VRLA 2.15VPC to 2.25VPC 2.3VPC to 2.35VPC
Nickel Cadmium 1.4VPC to 1.42VPC 1.65VPC to 1.7VPC

Applications

DC UPS in various industries where they need continuous uninterrupted DC Power Supply.

Technical Specfications

Input Voltage Range

400 VAC +/-10%, 3Phase, 50Hz/ 60Hz

Battery Type

Lead Acid Batteries, Nickel Cadmium Batteries

DC voltage regulation

+/- 1% at 100 % load and specified AC voltage tolerance (In Float Mode)

Current variation

5% to 100% of rated current (In Boost Mode )

Current limit

105% Rated current (In Float Mode )

DC current Regulation

±2% (In Boost Mode )

Rectifier Set

Half Controlled/Full Controlled Bridge with 3 Pulse/6 Pulse.

Output ripple

Less than or equal to 1% RMS Without battery Connected.

Efficiency

80 to 93% depending Nominal Voltage and power rating

Indication

LED/LCD, Lamps (AC Main ON , DC ON)

Standard Instruments

Output: DC V, DC A, Battery : DC V, DC A, Ac I/P: ACV, ACA

Protection

Protection Fuses, Soft Start Feature, Electronic Current Limit, Phase

Alarms

Sequence Reversal and phase Failure Protection
Mains fail, Rectifier Fuse Blown, Filter Capacitor Fuse Blown, Dc Over voltage,
Dc Under voltage, Earth Fault For Floating Dc system.

Operating Temperature

0°C to 50°C ≤95 % humidity (Non condensing) ≤ 1000m above M.S.L

Ventilation

Natural air cooled/ Forced air cooled

Certification

Available on request