YCISC8-32 Photovoltaic DC Isolation Switch

Features

● E type external installation can reach IP66 waterproof level at any angle; ● UV resistant and V0 flame retardant material; ● Contact silver plating, silver layer thickness reaches the highest standard in the industry; ● Arc extinguishing time(3ms); ● The bottom of the external box is equipped with a breather valve; ● Nonpolarity; ● Lockable in closed position; ● 4 installation modes optional.

Selection

YCISC8	—	32	X	PV	P	2	MC4	13A	+	YCISC8-C
Model		Rated  current	With lock or not	Usage	Installation mode	Wiring  mothod	Joint type	Rated  current		Model
Isolation switch		32	/: No lock X: With lock	PV: Photovoltaic/ direct-current	No: Din rail installation	2\4\4B\ 4T\4S	/: No	DC1000 DC1200		C: Terminal shield
					P: Panel installation		/: No
					D: Door lock installation		M25: PG25 Waterproof joint M16: PG16 Waterproof joint
					E: External  installation		MC4: MC4 joint

Note: The "Din rail installation" and "external installation" can only be with the lock.

Technical data

Model	YCISC8-32PV
Standards	IEC/EN60947-3:AS60947.3, UL508i
Use category	DC-PV1, DC-PV2
Appearance
	Din rail installation	Panel installation	Door lock installation	External
Wiring method	2,2H,4,4T,4B,4S			/,M25,2MC4,4MC4
Shell frame grade	32
Electrical performance
Rated heating current Ith(A)		32
Rated insulation voltage Ui(V DC)		1500
Rated working voltage Ue(V DC)		1000V or 1200V
Rated impulse voltage Uimp(kV)		8
Rated short-time withstand current Icw(1s)(kA)		1kA
Rated short-time making capacity(Icm)(A)		1.7kA
Rated short circuit current(Icn)		3kA
Overvoltage category		II
Polarity		No polarity, "+" and "-" polarity can be interchanged
Switch knob position		9 o'clock position off, 12 o'clock position on (or 12 o'clock position off, 3 o'clock position on)
Service life	Mechanical	10000
	Electrical	3000
Applicable environmental conditions and installation
Maximum wiring capacity (including jumper wires)
Single wire or standard(mm²)		4-16
Flexible cord(mm²)		4-10
Flexible cord (+ stranded cable end)(mm²)		4-10
Torque
Tightening torque of terminal M4 screw(Nm)		1.2-1.8
Tightening torque of upper cover mounting screw ST4.2 (304 stainless steel)(Nm)		1.5-2.0
Tightening torque of knob M3 screw(Nm)		0.5-0.7
Bottom wiring torque(Nm)		1.1-1.4
Environment
Protection degree		IP20; External type IP66
Operating temperature(℃)		-40~+85
Storage temperature(℃)		-40~+85
Pollution degree		3
Overvoltage category		III

Wiring diagram

Type	2-Pole	4-Pole	4-Pole with Input  and Output on top	4-Pole with Input   and Output bottom	4-Pole with Input on top Output bottom
YCISC8-32 DC1000/DC1200	2	4	4T	4B	4S
Contacts Wiring graph
Switching example

Overall and mounting dimensions(mm)

Power distribution module DC switch(YCISC8-32XPV) Panel mounting Door-lock installation DC switch External DC switch  

Current/Voltage category parameter table

The following current data IEC/EN60947-3:2009+A1+A2, AS60947.3, use category DC-PV1, DC-PV2

Model	Series	Wiring  method	300V		600V		800V		1000V		1200V
			PV1	PV2	PV1	PV2	PV1	PV2	PV1	PV2	PV1	PV2
YCISC8-32XPV □2 DC1000	1	2	32	32	32	32	32	16	16	9	/	/
YCISC8-32XPV □2 DC1200	1		32	32	32	32	32	16	16	9	13	9
YCISC8-32XPV □4 DC1000	2	4	32	32	32	32	32	16	16	9	/	/
YCISC8-32XPV □4 DC1200	2		32	32	32	32	32	16	16	9	13	9
YCISC8-32XPV □4S DC1000	1	4S	32	32	32	32	32	32	32	32	/	/
YCISC8-32XPV □4S DC1200	1		32	32	32	32	32	32	32	32	32	32
YCISC8-32XPV □4B DC1000	1	4B	32	32	32	32	32	32	32	32	/	/
YCISC8-32XPV □4B DC1200	1		32	32	32	32	32	32	32	32	32	32
YCISC8-32XPV □4T DC1000	1	4T	32	32	32	32	32	32	32	32	/	/
YCISC8-32XPV □4T DC1200	1		32	32	32	32	32	32	32	32	32	32

Data comply with AS60947-3

Main contact	Voltage	DC1000	DC1200
Rated thermal current  Ithe		32A
Rated insulation voltage  Ui		1500V
Contact spacing (per pole)		8mm
Rated working current Ie(DC-PV2)
4 layers, only 2 layers in series, with two loads 1       2	300V	32A	32A
	600V	32A	32A
	800V	16A	16A
	1000V	9A	9A
	1200V	/	9A
4 layers, 4 layers in series, one load 1       2       3       4	300V	32A	32A
	600V	32A	32A
	800V	32A	32A
	1000V	32A	32A
	1200V	/	32A

 

Type
Number of poles		4-pole
Terminal name, main circuit		1; 3; 5;7; 2; 4; 6; 8
Terminal type, main circuit		Screw terminal
Cable cross-section		4.0-16mm²
Conductor type		4-16mm (rigidity: solid or stranded)
		4-10mm Flexible
Number of wires per terminal		1
Preparation required for wire		Yes
Stripping length (mm),main circuit		8mm
Tightening torque (M4), main circuit		1.2~1.8N.m