Air-Cooled Energy Storage System CS3066-E/H

Air-Cooled Energy
Storage System CS3066-E/H

ROYPOW 30kW / 66kWh Air-Cooled Energy Storage System solution integrates long-life battery modules, a high-performance inverter, fire protection, air conditioning, and more into a single unit, enabling long-term operation with safety, stability, and reliability for various scenarios, including commercial buildings, industrial facilities, and emergency backup systems.

Product Overview
Product Specifications
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Air-Cooled ESS

CS3066-E/H

Up to 6 Units

in Parallel

Charge from Grid,

PV, Diesel Generators

Comprehensive

Safety Protection

IP54 Ingress Rating

Support Remote Upgrade

Battery Parameters

Compatible Battery Type	60.8 kWh
Nominal Voltage/Voltage Range	422.4 V / 369.6 – 481.8 V
Charge Discharge Rate	0.5P / 0.5P
Number of Battery Optimizer	2
Number of Battery Pack	8

Battery Pack Model	RBmax7.6MH
Nominal Energy	7.6 kWh (33S1P, 3.2 V 72 Ah）
Nominal Voltage/Voltage Range	105.6 V / 92.4 – 120.45 V
Max. Continuous Working Current	50 A
Cycle Life	6000 @ 25℃,90% DOD, 0.5P / 0.5P, 70% EOL
Dimension (W×D×H)	500 x 760 x 148.3 mm
Net Weight	65 kg

Battery Optimizer Model	RMH95050
DC Working Voltage	550 – 950 V
Nominal Power	15 kW
Dimension (W×D×H)	650 x 250 x 250 mm
Net Weight	15 kg

Inverter SUN30000T-EI - Input (PV)

Max. Power (W)	45000
MPPT Range (Full Load) (V)	340 ~ 800
MPPT Range (V)	160 ~950
Max. DC Voltage (V)	1000
Start Voltage (V)	180
Max. DC Current (A)	30 / 30 / 30
MPP Tracker No.	3
String No.	2+2+2

Input (DC BUS)

Compatible Battery Type	Lithium-ion
Bus Voltage Range (V)	550-950
Max. Charge / Discharge Current (A)	50
Lithium Battery Charge Curve	Self-adaption to BMS

Output (On Grid)

Nom. Power (Output) (W)	30000
Maximum Apparent Power (Output) (VA)	33000
Nominal Voltage (V)	380 / 400 V (Three Phase)
Nominal AC Frequency (Hz)	50 / 60 Hz
Nominal Current (Output) (A)	343.5/343.5
Maximum Current (Input) (A)	3*63

Output (BackUp)

Nom. Power (VA)	30000
Maximum Power (5min) (VA)	36000
Apparent Power (10s) (VA)	45000
Nom. Bypass Power (VA)	45000
Nominal Back-up Voltage (V)	380 / 400 V (Three phase)
Nominal Back-up Frequency (Hz)	50 / 60 Hz
Nominal Back-up Current (A)	3 * 43.5 / 3 * 43.5
THDV	<3% (R Load), 5% (RCD Load)

Efficiency

Max. Efficiency (PV to Grid)	98.8%
Eur. Efficiency (PV to Grid)	97.9%
Max. Charge Efficiency (PV to Battery)	98%
Max. Charge/Discharge Efficiency (Grid to Battery)	98%