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KTR Kupplungstechnik
GmbH
D-48407 Rheine
Please observe protection
note ISO 16016.
Operating/Assembly instructions
RIGIFLEX
Torsionally stiff steel lamina coupling
according to directive 94/9/EC (ATEX 95)
for finish bored, pilot
bored and unbored couplings
Drawn:
14.01.14 Kb/Sta
Verified:
16.01.14 Kb
®
RIGIFLEX
-N
®
-N
type A
Size 35
Size 50 - 408
Replaced for:
Replaced by:
KTR-N
47410 EN
Sheet:
1 of 19
Edition:
9
KTR-N dated 28.05.13
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Summary of Contents for KTR Rigiflex-N
- Page 1 A according to directive 94/9/EC (ATEX 95) for finish bored, pilot bored and unbored couplings Size 35 Size 50 - 408 Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 2 5.7 Start-up 5.8 Breakdowns, causes and elimination 5.9 EC certificate of conformity according to the EC directive 94/9/EC dated March 23, 1994 Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 3 According to customer spe- cification 58.5 1. Other shaft distance dimensions available on request 2. For figures Mxl see table 7 Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 4 Typical drives subject to torsional vibrations are e. g. drives with diesel engines, piston pumps, piston compressors etc. If requested, KTR will perform the coupling selection and the torsional vibration calculation.
- Page 5 Humid storage rooms are not suitable. Please make sure that condensation is not generated. The best relative air humidity is less than 65 %. Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 6 -N size Number of setscrews ® RIGIFLEX -N size Number of setscrews ® RIGIFLEX -N size Number of setscrews Number per coupling Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 7 W A R N I N G ! KTR supplies unbored or pilot bored coupling components and spare parts only upon ex- plicit request of the customer. These parts are additionally labelled with the symbol Table 5: Setscrews DIN EN ISO 4029 ®...
- Page 8 Untighten the setscrew in the hub and unscrew it by 2 – 3 convolutions. Pull the hub from the shaft. Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 9 S as per dimension sheet. Secure the screws against working loose by means of an adhe- sive (Loctite). Illustration 7 Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 10 = 30% K = 40% K = K + K + K 100 % total Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 11 A basic requirement to ensure the operational readiness of the coupling is a stock of the most important spare parts on site. Contact addresses of the KTR partners for spare parts and orders can be obtained from the KTR homepage at www.ktr.com.
- Page 12 Equipment group I of category M2 (coupling is not approved for equipment group M1). Permissible ambient temperature - 30 °C to + 140 °C. Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb...
- Page 13 The maintenance intervals must be adjusted to the modified operating parameters without fail. ® Illustration 10: RIGIFLEX -N, type A Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 14 Semifinished products made of aluminium with a magnesium share of up to 7.5°% and a yield point of ≥ 250 N/mm are permitted for the use in hazardous locations. p0.2 Aluminium diecast is generally excluded for hazardous locations. Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 15 , the coupling component was supplied in an unbored or pilot bored design by KTR. 5.7 Start-up Before start-up of the coupling, please inspect the tightening of the setscrews in the coupling hubs, the alignment and the distance dimension E and adjust, if necessary, and also inspect all screw connections for the tightening torques specified, each dependent on the type of coupling.
- Page 16 Tightening torques have been fallen below/exceeded. Components are exchanged by mistake/assembled incorrectly. A wrong or no lamina set is inserted in the coupling. No original KTR parts (purchased parts) are used. Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13...
- Page 17 (consider spond to the per- sparking mounting space) formance of the 3) Assemble new coupling size coupling 4) Inspect alignment Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 18 If you operate with a faulty lamina set (see item 5.3) and with the subsequent contact of metal parts a proper operation meeting the explosion protection requirements and acc. to directive 94/9/EC is not ensured. Drawn: 14.01.14 Kb/Sta Replaced for: KTR-N dated 28.05.13 Please observe protection note ISO 16016. Verified: 16.01.14 Kb Replaced by:...
- Page 19 One or several directives mentioned in the corresponding EC type examination certificate IBExU07ATEXB004 X were in part replaced by updated versions. KTR Kupplungstechnik GmbH being the manufacturer confirms that the product mentioned above is in accordance with the specifications of the new directives, too.
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