Isolation Switch Series

Isolation Switch ensures safe, visible AC circuit isolation for photovoltaic and energy storage systems.

Specifications

Model: Isolation Switch Series
Material: IP65 polycarbonate, copper alloy contacts, flame-retardant
Application: AC isolation for photovoltaic, energy storage and new energy systems
Feature: AC-22B, IP65, CE, lockable visible break
Catalog Category: New Energy Products and Tools

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Product Description

WANGYUAN Isolation Switch provides visible AC circuit isolation for new energy applications including photovoltaic and energy storage systems. CE certified to AC-22B category, the lockable rotary actuator ensures safe maintenance disconnection with clear ON/OFF position indication.

Specification

NAMING RULES

Isolation Switch

TECHNICAL PARAMETER

Type		WYDL80-a 40					WYDL80-a 80			WYDL80-a 125
Conventional Heating Current (≤40°C)		16A	20A	25A	32A	40A	63A	80A	100A	100A	125A
IEC Rated Operational Current Ie AC-21A/B (≤690V)		16A/16A	20A/20A	25A/25A	32A/32A	40A/40A	63A/63A	80A/80A	100A/100A	100A/100A	125A/125A
IEC Rated Operational Current Ie AC-22A/B	415V	16A/16A	20A/20A	25A/25A	32A/32A	40A/40A	63A/63A	80A/80A	100A/100A	80A/100A	125A/125A
	500V					40A/40A	63A/63A	80A/80A	100A/100A	80A/100A	125A/125A
	690V					32A/40A	40A/63A	63A/80A	63A/80A	80A/100A	100A/125A
IEC Rated Operational Current Ie AC-23A/B	415V	16A/16A	20A/20A	25A/25A	32A/32A	40A/40A	63A/63A	80A/80A	100A/100A	100A/100A	125A/125A
	500V				25A/25A		63A/63A			80A/80A	100A/100A
	690V				25A/25A		40A/40A			63A/63A	63A/63A
IEC Rated Operational Current Ie DC-21B	110VDC	16A①	20A①	25A①	32A①	40A①	63A①	80A①	100A①	100A①	125A①
	250VDC	16A②	20A②	25A②	32A②	40A②	63A②	80A②	100A②	100A②	125A②
	400VDC	16A③	20A③	25A③	25A③		40A③			63A③
IEC Rated Operational Power (3 phase) AC-23A/B	415V	7.5KW	9KW	11KW	15KW	18.5KW	30KW	37KW	45KW		55KW
	500V		9KW	11KW
	690V		11KW	15KW
Short Circuit Withstand Current of Fuse Protection (kA rms expected value)
Fuse Class	415V	16A	20A	25A	32A	40A	63A	80A	100A		125A
Rated Conditional Short-Circuit Current	415V	50kA								25kA
Short Circuit Withstand Current of Circuit Breaker Protection (Circuit breaker trip within 0.3s)
Rated Short-Time Withstand Current	0.3S	2.5kA					3kA			5kA
Short Circuit Performance (Unprotected)
Rated Short-Time Withstand Current	1S	1.26kA					1.5kA			2.75kA
Rated Short Circuit Making Capacity		1.8kA					2.1kA			3.9kA
Cross Area of Terminals		1.5–16mm²					2.5–35mm²			10–70mm²
Rated Insulation Voltage Ui		800V
Rated Impulse Withstand Voltage Uimp		8kV
Mechanical Endurance		100000
Ambient Temperature		Operating: -25…+55°C Storage: -40…+70°C

① Each pole is used as positive and negative
② Three poles are used in series with positive and negative poles, of which two poles are in series, and the other is negative
③ four poles are used in series with positive and negative poles

Advantages

Safety Isolation

Visible break design with lockable rotary handle provides clear ON/OFF/LOCK position indication. IP65 enclosure ensures reliable operation in dusty and wet environments.

Electrical Performance

With 6kV impulse withstand,AC-22B utilization category enables reliable switching of mixed resistive and inductive loads.

Robust Construction

High-strength polycarbonate enclosure with IP65 ingress protection resists impact, dust and water. Flame-retardant materials ensure extended service life under demanding conditions.

Modular Design

Compact form with modular internal assembly simplifies installation and maintenance. Suitable for photovoltaic, energy storage and industrial new energy applications.