ZGGF50-385 Series - Type 1 - Sichuan Zhongguang Lightning Protection Technologies Co., Ltd.

ZGGF50-385Y

General

The Modular Power Supply SPD is made from special non-metallic materials by using the stack discharge technology. It is used in primary power distribution systems to protect installations against direct lightning strikes and induced surges.

Features

High discharge capacity, low residual voltage, and high follow current extinguishing capability.

Standard guide rail installation.

Failure indication and remote signalling alarm interface for faults.

Standards Complied

IEC 61643-11:2011 Low-voltage surge protective devices - Part 11 Surge protective devices connected to low-voltage power systems –Requirements and test methods

EN 61643-11:2012 Low-voltage surge protective devices - Part 11: Surge protective devices connected to low-voltage power systems -Requirements and test methods

Technical Data

Operating Environment

Temperature range	–40°C to +85°C
Relative humidity range	5% to 95% (+25°C)
Altitude range	–500 m to +3000 m

Technical Parameters

Model	ZGGF50-385(4+0)AYc	ZGGF50-385(3+0)AYc	ZGGF50-385(2+0)AYc
SPD according to IEC 61643-11	Class Ⅰ+ Class Ⅱ
SPD according to EN 61643-11	Type 1+Type 2
Number of ports (connection mode)	One port ( in parallel)
Nominal operating voltage U_o	230 V 50/60 Hz
Max. continuous operating voltage U_C	385 V(L-PE, N-PE) 50/60 Hz	385 V(L-PE) 50/60 Hz	385 V(L-PE, N-PE) 50/60 Hz
Type of LV systems	TN-S	TN-C	TN
Modes of protection	L-PE, N-PE	L-PE	L-PE, N-PE
Nominal discharge current I_n (8/20 μs)	50 kA (L-PE, N-PE)	50 kA (L-PE)	50 kA (L-PE, N-PE)
Impulse discharge current I_imp (10/350 μs)	50 kA (L-PE, N-PE)	50 kA (L-PE)	50 kA (L-PE, N-PE)
Quantity of electric charge Q	25 As (L-PE, N-PE)	25 As (L-PE)	25 As (L-PE, N-PE)
Specific energy W/R	625 kJ/Ω (L-PE, N-PE)	625 kJ/Ω (L-PE)	625 kJ/Ω (L-PE, N-PE)
Measured limiting voltage U_L( at I_imp)	≤0.8 kV (after 10 μs, L-PE, N-PE)	≤0.8 kV (after 10 μs, L-PE)	≤0.8 kV (after 10 μs, L-PE, N-PE)
Voltage protection level U_p	2.5 kV (L-PE, N-PE)	2.5 kV (L-PE)	2.5 kV (L-PE, N-PE)
Expected short circuit current of power supply I_p	2 kA
Follow current interrupt rating(peak) I_fi	2 kA (at 385 V a.c.) (L-PE, N-PE)	2 kA (at 385 V a.c.) (L-PE)	2 kA (at 385 V a.c.) (L-PE, N-PE)
Response time t_A	≤100 ns (L-PE, N-PE)	≤100 ns (L-PE)	≤100 ns (L-PE, N-PE)
Leakage current	≤3 mA ( L-PE, N-PE )	≤3 mA (L-PE)	≤3 mA ( L-PE, N-PE )
Residual current I_PE	≤3 mA
Ratings and characteristics for external disconnector	500 A gL/gG
Installation location	Indoor
Degree of protection	IP 20 (after installation)
Method of mounting	35 mm DIN rail
Indication of disconnector operation	Green: OK; Off: Replace
Cross-sectional area	Stranded: 6 mm² to 25 mm²
Torque: connecting terminal/Remote signalling interface	2.5 Nm/0.25 Nm
Remote signalling parameters	Max. : 250V/0.1A ( a.c.) , min. : 12V/1mA ( a.c.) Max. : 30V/0.1A ( d.c.) , min. : 12V/1mA ( d.c.)
Cross-sectional area for remote signalling terminals	0.15 mm²~1.3 mm²
Material of enclosure	PC
Flammability	UL94 V0
Storage period	2 years
Guarantee period	2 years