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This new edition of UL 1598 is being issued to:
}0 a3 V: O2 h/ ]2 Z1. Revision of bonding circuit impedance test to revert back to the previous UL 1570 series standards
/ }; A( J r3 @2. Add requirements for evaluation of accessible lampholder leads during normal use
% J( S/ U5 B1 x" @$ J' V3. Add requirements for 60°C branch circuit conductors for temperature test exempt luminaires
; E- ^0 h4 F- F) V4. Add requirements for decorative part securement $ |; n, _& V% [3 c N
5. Add requirements for smaller gage wire conductors for Class 2 power limited circuits
2 k8 X$ v% l' T' d6. Correction of dimensions specified in large scale fallout test
7 ]$ V; Y6 o6 l; s$ H7. Add germicidal lamp marking requirements : }2 L0 s$ X5 V1 ?5 c
8. Revise requirements for open holes and openings to reduce risk of fire when certain electrical components are used 2 X! G' y) Q, ]8 l
9. Add torque and strength test requirements for ground-screw assemblies
( g- i2 [6 S" p& q+ E…………: z: r6 z) z2 J, R# t, C8 B
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