Text for specification

Description
QUADRON®Panel
NH fuse switch-discon. size 1, 250 A, panel mounting
box terminal

Standards
IEC 60947-1:2020
IEC 60947-3:2020 AC ratings only

Approvals
IEC (CB), UL, CCC

Electrical data
Rated current (IEC):	250 A
rated voltage (IEC) AC:	690 V
rated voltage (IEC) DC:	440 V

rated current (UL):	250 A
rated voltage (UL) AC:	600 V

AC-22B (400 V)
AC-23B (400 V / 160 A)
AC-21B (690 V)
AC-20B (1000 V) at pollution degree 2

to obtain a higher utilisation category the product can be retrofitted with arcing chambers (see accessories)

visible information required if used at more than 690V AC: do not switch under load

DC specifications: 2 current paths (L1,L3) in series
DC-20B (440V)
DC-20B (1000V) at pollution degree 2

visible information required if used at more than 440V DC: do not switch under load

power dissipation at full load of the item:	14.1 W

rated isolation voltage Ui AC:	800 V
rated surge voltage Uimp :	6 kV
max. permitted voltage (IEC) AC:	725 V
max. permitted voltage (IEC) DC:	800 V

rated peak withstand current  Ipk max.:	13.7 kA

SCCR:	100 kA

Entsprechend den angegeben AC- und DC- Schalteigenschaften und unter Berücksichtigung der Überlastbedingungen, sind gewisse Abstände zu geerdeten Metallteilen einzuhalten. Nähere Informationen auf Anfrage.
Bei Verwendung als Trennschalter ist die Einhaltung der Abstände nicht erforderlich.

Degree of protection IP30 at front, degree of protection near terminal depends on installation

Terminal points
box terminal

Cu 70-185mm²f
Cu 35-150mm²s(r)
Cu 35-120mm²f+AE
lam.Cu 15.5-24mm large
terminal space 24.5 x 12mm
min. terminal space heigt 3mm

(flexible cables of maximum cross-section may not fit when using wire-end ferrule)

Material properties
Main body:
	temperature stability 125°C, 
	self-extinguishing in acc. to UL 94, 
	creepage resistance CTI 600,
	halogen-free
Shock protection cover:
	temperature stability 125°C, 
	self-extinguishing in acc. to UL 94, 
	creepage resistance CTI 200
Handle:
	temperature stability 125°C, 
	self-extinguishing in acc. to UL 94, 
	creepage resistance CTI 200,
	halogen-free
Contacts:
	spring-loaded copper contacts, silver plated 

Miscellaneous 
For safe connection of the leads, the shock protection is split into 2.
Self-closing inspection holes are available in the cover.

Brand 
Woehner or equivalent

Part No.
33393000