l i

{q }\:-/

,.-('(,

C(\?

iVIEWED FROM FRONT

TERMINAT' 'O.SITIONS V}E O FNOM F' IONT

VVIHING DIAGFIAM HAND &5ELF

d6/<q,

/rf

, NOT TO

Tf{€ [N(j i , lSl l nLUCTIIC coOF INoIA LTc) fv1AORAS .4 3

\ i

CONTACl' ARRA

urcooo\<Fqf,0.x

R8.C.P00onc

No MZDZ 835.05

.*;1. t *- 'tt ( |,t'-, "tt t}"' Y.--

*?-- ...-

VAA22 DE PTSCALE

|l1n it is necessory to breok heovy or

highly inductive DC loods, heorry dutyrnagnetic blow out type contocts con beprovided. These conlocts use themognetic {ield of o smoll permonentmognel to force lhe orc onto the orcinghorns owoy from lhe contoci t ips. Thebreoking copocity of the heovy clutycontoct is shown by the curves in Fig. 2.Auxil iory reloys with deloy on pick-upor drop-off con be supplied on ,po.if i.requesi. Similcrrly reloys with mogneficbtow out coniocls con olso be supoliedon specific rcquesl.

The stondord VAA reioys provio,e onlyinstonloneous self or hcrnd resefcontocls. ,.

Technicol Doto

Coi l Rct ings:

CAA:A.024Ato 40 A DC orAC 50 Hz (fixedselt ing)

VAA:24*3)or48-50 lor ll0-]25 or I220-250 )

,

A.C. or D.C.conlinuouslyrcled

D.C.: VAA operoies sotisfoctorilybetween 75-12A% of roted voits.A.C.: VAA operoles sotisfoctorilybefween 80%-ii5% of roted volts.

Operoting Timcs:

CM:Refer tirne/current curye in fig. 1 for oself reset CAA units,VAA:l5-20 ms typicol minimum ot nominolvoltoge.

B urdens

CAA II :0,]-l worf D.C. I At minimum

Ior / operoting current0.5-2,5 VA A.C.,l depending upon

number of contocls.

3 wotts f or 30,1?_5 Y6 *,otts for 50, 250 V

Conlocts Cose & Operat ion Indicotors

Insulofion r'

Tho rr:loy meets lhe roquriremenls oflS 3231:1965/lEC 255*5 serics C-2KVfor I rninule.

VAA reloy drown oul from cose

Either No f log or o mechonicol lyoperoted hond resetflog provijed.

Mechonicolly operotedhond resel.

70

ti0

50

40

30

20

10

Confoct Rofings

Informotion required with order :

1. Type of reloy2. V.AA coil vohoge roting, o.c. or d.c.3. \A/hether operotion indicotor

required.4. Cose Size for VAA 21/23-1/2 N or

1D.

The reloys complywith the requiremenlsof lS 323]: . l965 ond ore sui loble foruqr! in norrnnl l rogr i ro l orrv i rnrrnrnrr l !

I 15 2 2.5 3 35 r 4.5 5 5.5

r. !U LTIPLES OF t , ,1 I i \ i t * ,1 U tr 6;ga l - t \S C.r ?aE \-

fig. l. Time/Current atrve {or CAA reloys

0 100 2oo 300

APPLIED VOITAGE IN VI

2. Curves showing breaking copacilsblowout contacls

l loles:

l . Informotion/drcwings conldined in this leoflet ore of generol noluro only.Controcluol commitment stricily governod by informotion,/drowings furnishwith order ocknowledgement.

2. The Compony's pol icy is one of coni inuous development ond improvement dproducts ond, therefore, the right is reserved to supply products which moy diffslightly {rom thoso described ond illustroted in lhe publicotion.

Yoa

6

L

z

-I

zg

:)F

aozoOuIJ

=U

F

r t )Type ofcontocf

Currenl Moke ond Corryconfinuously

Moke ond Corryfor 3 seconds

Breok

Stondord A.C. ' l250VAwith

moximo of5 omps. ond 660 volts

7500VAwithmoximo oi30 omps. ond 660 volts

l250VAwilhmoximo of5 omps. ond 660 volts

Slondord l250wotiswithmoximo of5 omps. ond 660 voltr

7500 wotlswilh moximoof 30 ompr. ond 660 volt

100 wofis (resistive) or50 woits (inductive) wilhmoxinrq of 5 ompr. dnd 6t

Moximum rofe of operolions : 600 per hour.

+i