PV-DC-Junction box

GAK1.K4x16.K2x16.S.51-1
Part Number 158406
GAK1.K4x16.K2x16.S.51-1
  • Generator junction box for 1 MPP tracker / 4 strings
  • Surge protection integrated (DS50PVS-1000G/51)
  • With string fuses (10x38 in +/- pole)
  • Protection class IP65
  • Connection via screw/spring terminals
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With the generator junction boxes of the GAK1 series, CITEL offers a solution to protect all kinds of photo-voltaic systems against the effects of lightning and overvoltage. The GAK1 series is designed to protect 1 MPP tracker and maximum system voltages (Ucpv) up to 1200 Vdc. Depending on the configuration, the GAK1 meets the normative requirements for all types of buildings with or without external lightning protection system up to lightning protection class I (Iimp = 12.5 kA / pole (10/350)).
SPD type
2
Network
 PV network 1000 Vdc
Nominal DC voltage
 Un-dc 1000 Vdc
Max. PV operating voltage
 Ucpv 1200 Vdc
Rated insulation voltage
Ui
 Ui 1000 Vdc
Rated current
InA
 InA 60 A
Rated string current
 InC 12 A
Fuse holder
 Size 10x38, 4x in +/- pole
Input / per MPPT
 Spring clamp terminals / 4x 6mm²
Output / per MPPT
 Spring terminals / 2x16mm²
Ground connection terminal
 Spring clamp terminals / 16mm²
Cable gland
 4x M32 with multiple feed-through (16x Ø 5-7mm); 1x M20 (Ø 6-13mm)
Housing material
 UV and ozone resistant, fiberglass reinforced polycarbonate with semi-transparent cover
Dimensions
 WxHxD (mm): 400 x 300 x 132
Ambient temperatures
 Indoor: -5°C to max. +40°C (+35°C 24h average) / Outdoor: -25°C to max. +40°C (+35°C 24h average)
Humidity
 Indoor: max. 50% at +40°C, max. 90% at 20°C (non-condensing) / Outdoor: 95% for a short time at +25°C (non-condensing)
Protection rating
 IP 65
Protection class
 Class II
Impact resistance
 IK 8
Pressure compensation element
 Existing
Standards compliance
 DIN EN 50539-11 / DIN EN IEC 61439-2