12KV 630A Load Break Switch Impact Resistant ABB NAL Switch Disconnector

Price Negotiable

Price: $1000

MOQ: 5

Delivery Time: 15 days

Brand: ABB

Product Description

ABB NAL NALF Load Break Switch 12KV 630A Disconnector

Load Break Switch, same to ABB NAL/NALF. Designed for three-phase power distribution of AC 50Hz with rated voltage 12kV and rated current 630A. Ideal for power ring networks in urban construction, high-rise buildings, and public facilities. Provides reliable protection for package substations and transformers with advanced design, simple operation, impact-resistant structure, and high reliability.

Key Features

Advanced design with simple operation
Impact-resistant structure with beautiful appearance
Lightweight with complete functionality
Fast on/off switching speed
High reliability for demanding applications

Technical Specifications

Parameter	Unit	NAL-12D/630	NALF-12DR/1000-31.5
Rated voltage	KV	12
Rated frequency	Hz	50
Rated current	A	630	1000
1min power frequency withstand voltage	kV	To ground and interphase42 isolation break48
Lighting impulse resisting voltage		To ground and interphase75 isolation break85
Distance between phases	mm	170
Rated machine stabling current	KA	50
Rated heat-stabling current	KA/S	20/2
Rated cable charging current	A	10
Rated transfer current		1600
Switch-off no-load transformer capacity	KVA	1250
Rated short-circuit switch-off current (fuse value)	KA		31.5-50
Rated short-circuit control current (peak)		50
Rated power load switch-off current		630
Earth switch rated heat-stabling current	KA/S	16/2
Breaking times of rated power load current		100
Mechanical life		2000