KOSTAL Solar Electric GmbH PIKO CI G2 50

Official manufacturer EU verified Sept. 22, 2026

Unresolved safety-relevant conflict
Two sources give different figures for a value on this product and nobody has resolved it. The specifications below are shown as recorded, but this product must not be treated as verified for engineering purposes until the conflict is closed.

KOSTAL Solar Electric GmbH PIKO CI G2 50 — PRODUCT PHOTO · KOSTAL Solar Electric GmbH

Identity

category	inverters
ean	—
firmware	{'documented_version': 'UNKNOWN', 'constraints': 'UNKNOWN'}
generation	G2
manufacturer	KOSTAL Solar Electric GmbH
market_version	EU (VDE-AR-N 4105 / 4110, EN 50549-1/-2; EN datasheet DOC03594654)
model	PIKO CI G2 50
mpn	—
product_family	PIKO CI
product_status	active
region	EU
release_year	—
series	PIKO CI G2
sku	—

Electrical

ac_connection	M8 (bolt)
ac_voltage_range	322 - 520 V
battery_supported	False PIKO CI Data sheet Solar Inverter 30/50 G2
battery_type	n/a - PV-only string inverter, no battery input printed
eps_rated_power_va	n/a - no backup function printed in this datasheet
european_efficiency_pct	97.8
frequency_range_hz	45 - 55
inrush_current	—
max_ac_active_power_w	50000
max_ac_current_a	84.3 PIKO CI Data sheet Solar Inverter 30/50 G2
max_ac_power_va	55600 PIKO CI Data sheet Solar Inverter 30/50 G2
max_apparent_power_va	55600
max_backfeed_current_a	—
max_dc_input_power_w	75000
max_dc_voltage_v	1100
max_efficiency_pct	98.2
max_input_current_per_mppt_a	MPPT1 40 A; MPPT2 32 A; MPPT3 32 A; MPPT4 32 A disputed
max_output_fault_current_a	—
max_pv_input_voltage_v	1100 PIKO CI Data sheet Solar Inverter 30/50 G2
max_recommended_pv_power_kwp	75
max_short_circuit_current_per_mppt_a	MPPT1 50 A; MPPT2 45 A; MPPT3 45 A; MPPT4 45 A disputed
mppt_efficiency_pct	—
mppt_voltage_max_v	850 PIKO CI Data sheet Solar Inverter 30/50 G2
mppt_voltage_min_v	500 PIKO CI Data sheet Solar Inverter 30/50 G2
mppt_voltage_range_v	500 - 850 V
night_self_consumption_w	< 10
nominal_ac_voltage	3N~, 230/400 V, 50 Hz
nominal_dc_voltage_v	620
nominal_frequency_hz	50
nominal_grid_voltage_v	3N~, 230/400V PIKO CI Data sheet Solar Inverter 30/50 G2
number_of_dc_inputs	8
number_of_mppt	4 PIKO CI Data sheet Solar Inverter 30/50 G2
number_of_pv_inputs	8 PIKO CI Data sheet Solar Inverter 30/50 G2
official_manual_url	https://www.kostal-solar-electric.com/fileadmin/downloadcenter/kse/BA/PIKO-CI-30-50-G2/ba_piko-ci-30-50-g2_en.pdf Operating manual PIKO CI G2 30/50 kW solar inverter (EN) - covers PIKO CI 30 G2 and PIKO CI 50 G2
official_product_url	https://www.kostal-solar-electric.com/en/products/solar-inverter/piko-ci-g2/ Operating manual PIKO CI G2 30/50 kW solar inverter (EN) - covers PIKO CI 30 G2 and PIKO CI 50 G2
phase_count	3 PIKO CI Data sheet Solar Inverter 30/50 G2
power_factor_range	0.8 ... 1 ... 0.8
rated_ac_current_a	72.5 PIKO CI Data sheet Solar Inverter 30/50 G2
rated_ac_power_w	50000 PIKO CI Data sheet Solar Inverter 30/50 G2
rated_mppt_voltage_range_v	500 - 850 V
startup_voltage_v	200 PIKO CI Data sheet Solar Inverter 30/50 G2
strings_per_mppt	—
thd_pct	< 3

Physical / mechanical

ac_terminal	M8 (bolt)
cooling	regulated fans
dc_connector	Amphenol plug H4
depth_mm	224
dimensions_mm	635 x 530 (707) x 224 (W x H x D; H including mounting)
display	—
enclosure_material	—
height_mm	530
mounting	—
noise_db	< 50
weight_kg	44.3
width_mm	635

Installation

cable_requirements	—
commissioning	—
installation_angle	—
mounting_clearances	—
torque	—

Environment

ingress_protection	IP 66
max_altitude_m	4000
operating_temperature_c	-25 to +60
pollution_degree	—
protective_class	I
relative_humidity_pct	0 - 100
storage_temperature_c	—

Interfaces & connectors

app	—
communication	['2 x Ethernet LAN TCP/IP (RJ45)', '2 x RS485', '4 x digital input']
dry_contact	—
meter_interface	KOSTAL Smart Energy Meter
monitoring_portal	KOSTAL Solar Portal
protocols	['Modbus RTU']

Protection

anti_islanding	Automatic switching device integrated per VDE V 0126-1-1
arc_fault	DC arc detection (AFCI)
dc_switch	Integrated DC voltage separator
insulation_monitoring	—
overvoltage_category	Input: II / Output: III
rcmu	Internal operator protection RCMU / RCCB Type B
reverse_polarity	—
surge_protection_ac	AC overvoltage protection Type 2 (exchangeable module)
surge_protection_dc	DC overvoltage protection Type 2 (exchangeable module)

Certifications

standards

['IEC 62109-1', 'IEC 62109-2', 'VDE-AR-N 4105', 'VDE-AR-N 4110', 'TOR Erzeuger Typ A', 'TOR Erzeuger Typ B', 'NA/EEA-NE7-CH2020', 'CEI 0-16', 'CEI 0-21', 'NTS631', 'UNE 217001 IN', 'UNE 217002 IN', 'EN 50549-1', 'EN 50549-2', 'IEC 61727', 'IEC 62116', 'VFR-2019', 'UTE C15-712-1', 'IRR-DCC-MV', 'C10/11', 'DANSK ENERGI']

Warranty & service

conditions	5 years, KOSTAL Smart Warranty activation required
extension_options	—
standard_years	5

Documents

datasheet PIKO CI Data sheet Solar Inverter 30/50 G2 rev DOC03594654

datasheet Technical information KOSTAL Smart Energy Meter rev 12067288

manual Operating manual PIKO CI G2 30/50 kW solar inverter (EN) - covers PIKO CI 30 G2 and PIKO CI 50 G2

product_page KOSTAL official product page - PIKO CI G2

Recorded conflicts

electrical.max_short_circuit_current_per_mppt_a Review required

MPPT1 50 A; MPPT2 45 A; MPPT3 45 A; MPPT4 45 A — stored value

[50, 45, 45, 45] — Max. DC short-circuit current (ISC_PV): 50/45/45/45 A — axis: MPP tracker

Detected during import v1-freeze-2026-09-batch09

electrical.max_input_current_per_mppt_a Review required

MPPT1 40 A; MPPT2 32 A; MPPT3 32 A; MPPT4 32 A — stored value

[40, 32, 32, 32] — Max. input current (IDC,max) per MPPT: 40/32/32/32 A — axis: MPP tracker, source order MPPT1..MPPT4

Detected during import v1-freeze-2026-09-batch09

Additional documented parameters

Recorded verbatim from the source; no schema field exists for these yet.

Max. DC short-circuit current (ISC_PV) per MPP tracker	MPPT 1: 50 A; MPPT 2-4: 45 A
Max. input current (IDCmax) per MPP tracker	MPPT 1: 40 A; MPPT 2-4: 32 A
Number of independent MPP trackers	4

Build a system with this product